Home / 10,468.48-15,704.88-3,542.08

Finding the Fourth Proportional to 10,468.48, 15,704.88 and 3,542.08

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Solution

The fourth proportional to 10,468.48, 15,704.88 and 3,542.08 is: 5,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.48 : 15,704.88 = 3,542.08 : x
  2. Step 2: Convert to fraction form
    10,468.48/15,704.88 = 3,542.08/x
  3. Step 3: Cross multiply
    10,468.48x = 15,704.88 × 3,542.08
  4. Step 4: Simplify right side
    10,468.48x = 55,627,941.35
  5. Step 5: Solve for x
    x = 55,627,941.35/10,468.48
  6. Step 6: Final answer
    x = 5,313.85

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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.