Home / 10,355.13-15,532.52-2,563.92

Finding the Fourth Proportional to 10,355.13, 15,532.52 and 2,563.92

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Solution

The fourth proportional to 10,355.13, 15,532.52 and 2,563.92 is: 3,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.13 : 15,532.52 = 2,563.92 : x
  2. Step 2: Convert to fraction form
    10,355.13/15,532.52 = 2,563.92/x
  3. Step 3: Cross multiply
    10,355.13x = 15,532.52 × 2,563.92
  4. Step 4: Simplify right side
    10,355.13x = 39,824,125.86
  5. Step 5: Solve for x
    x = 39,824,125.86/10,355.13
  6. Step 6: Final answer
    x = 3,845.84

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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.