Home / 10,424.64-15,635.30-3,404.59

Finding the Fourth Proportional to 10,424.64, 15,635.30 and 3,404.59

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Solution

The fourth proportional to 10,424.64, 15,635.30 and 3,404.59 is: 5,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.64 : 15,635.30 = 3,404.59 : x
  2. Step 2: Convert to fraction form
    10,424.64/15,635.30 = 3,404.59/x
  3. Step 3: Cross multiply
    10,424.64x = 15,635.30 × 3,404.59
  4. Step 4: Simplify right side
    10,424.64x = 53,231,812.22
  5. Step 5: Solve for x
    x = 53,231,812.22/10,424.64
  6. Step 6: Final answer
    x = 5,106.35

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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.