Home / 7,746.38-11,619.58-1,902.99

Finding the Fourth Proportional to 7,746.38, 11,619.58 and 1,902.99

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Solution

The fourth proportional to 7,746.38, 11,619.58 and 1,902.99 is: 2,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.38 : 11,619.58 = 1,902.99 : x
  2. Step 2: Convert to fraction form
    7,746.38/11,619.58 = 1,902.99/x
  3. Step 3: Cross multiply
    7,746.38x = 11,619.58 × 1,902.99
  4. Step 4: Simplify right side
    7,746.38x = 22,111,944.54
  5. Step 5: Solve for x
    x = 22,111,944.54/7,746.38
  6. Step 6: Final answer
    x = 2,854.49

Related Problems

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Half scale
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Double scale
Find fourth proportional to 7,747.38, 11,621.08 and 1,903.99
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.