Home / 10,349.38-15,523.86-2,558.08

Finding the Fourth Proportional to 10,349.38, 15,523.86 and 2,558.08

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Solution

The fourth proportional to 10,349.38, 15,523.86 and 2,558.08 is: 3,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.38 : 15,523.86 = 2,558.08 : x
  2. Step 2: Convert to fraction form
    10,349.38/15,523.86 = 2,558.08/x
  3. Step 3: Cross multiply
    10,349.38x = 15,523.86 × 2,558.08
  4. Step 4: Simplify right side
    10,349.38x = 39,711,275.79
  5. Step 5: Solve for x
    x = 39,711,275.79/10,349.38
  6. Step 6: Final answer
    x = 3,837.07

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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.