Home / 7,746.24-11,619.59-1,902.84

Finding the Fourth Proportional to 7,746.24, 11,619.59 and 1,902.84

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Solution

The fourth proportional to 7,746.24, 11,619.59 and 1,902.84 is: 2,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.24 : 11,619.59 = 1,902.84 : x
  2. Step 2: Convert to fraction form
    7,746.24/11,619.59 = 1,902.84/x
  3. Step 3: Cross multiply
    7,746.24x = 11,619.59 × 1,902.84
  4. Step 4: Simplify right side
    7,746.24x = 22,110,211.12
  5. Step 5: Solve for x
    x = 22,110,211.12/7,746.24
  6. Step 6: Final answer
    x = 2,854.32

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Half scale
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Double scale
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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.