Home / 7,334.02-10,117.37-4,189.38

Finding the Fourth Proportional to 7,334.02, 10,117.37 and 4,189.38

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Solution

The fourth proportional to 7,334.02, 10,117.37 and 4,189.38 is: 5,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.02 : 10,117.37 = 4,189.38 : x
  2. Step 2: Convert to fraction form
    7,334.02/10,117.37 = 4,189.38/x
  3. Step 3: Cross multiply
    7,334.02x = 10,117.37 × 4,189.38
  4. Step 4: Simplify right side
    7,334.02x = 42,385,507.53
  5. Step 5: Solve for x
    x = 42,385,507.53/7,334.02
  6. Step 6: Final answer
    x = 5,779.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.