Home / 10,292.08-15,425.88-4,951.90

Finding the Fourth Proportional to 10,292.08, 15,425.88 and 4,951.90

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Solution

The fourth proportional to 10,292.08, 15,425.88 and 4,951.90 is: 7,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.08 : 15,425.88 = 4,951.90 : x
  2. Step 2: Convert to fraction form
    10,292.08/15,425.88 = 4,951.90/x
  3. Step 3: Cross multiply
    10,292.08x = 15,425.88 × 4,951.90
  4. Step 4: Simplify right side
    10,292.08x = 76,387,415.88
  5. Step 5: Solve for x
    x = 76,387,415.88/10,292.08
  6. Step 6: Final answer
    x = 7,421.96

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1.5x scale

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.