Home / 10,317.04-15,475.53-3,743.20

Finding the Fourth Proportional to 10,317.04, 15,475.53 and 3,743.20

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Solution

The fourth proportional to 10,317.04, 15,475.53 and 3,743.20 is: 5,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.04 : 15,475.53 = 3,743.20 : x
  2. Step 2: Convert to fraction form
    10,317.04/15,475.53 = 3,743.20/x
  3. Step 3: Cross multiply
    10,317.04x = 15,475.53 × 3,743.20
  4. Step 4: Simplify right side
    10,317.04x = 57,928,003.90
  5. Step 5: Solve for x
    x = 57,928,003.90/10,317.04
  6. Step 6: Final answer
    x = 5,614.79

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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.