Home / 10,458.29-15,688.38-3,882.44

Finding the Fourth Proportional to 10,458.29, 15,688.38 and 3,882.44

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Solution

The fourth proportional to 10,458.29, 15,688.38 and 3,882.44 is: 5,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.29 : 15,688.38 = 3,882.44 : x
  2. Step 2: Convert to fraction form
    10,458.29/15,688.38 = 3,882.44/x
  3. Step 3: Cross multiply
    10,458.29x = 15,688.38 × 3,882.44
  4. Step 4: Simplify right side
    10,458.29x = 60,909,194.05
  5. Step 5: Solve for x
    x = 60,909,194.05/10,458.29
  6. Step 6: Final answer
    x = 5,824.01

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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.