Home / 10,349.47-15,523.90-2,558.28

Finding the Fourth Proportional to 10,349.47, 15,523.90 and 2,558.28

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Solution

The fourth proportional to 10,349.47, 15,523.90 and 2,558.28 is: 3,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.47 : 15,523.90 = 2,558.28 : x
  2. Step 2: Convert to fraction form
    10,349.47/15,523.90 = 2,558.28/x
  3. Step 3: Cross multiply
    10,349.47x = 15,523.90 × 2,558.28
  4. Step 4: Simplify right side
    10,349.47x = 39,714,470.10
  5. Step 5: Solve for x
    x = 39,714,470.10/10,349.47
  6. Step 6: Final answer
    x = 3,837.35

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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.