Home / 10,634.69-15,951.53-4,392.90

Finding the Fourth Proportional to 10,634.69, 15,951.53 and 4,392.90

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Solution

The fourth proportional to 10,634.69, 15,951.53 and 4,392.90 is: 6,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.69 : 15,951.53 = 4,392.90 : x
  2. Step 2: Convert to fraction form
    10,634.69/15,951.53 = 4,392.90/x
  3. Step 3: Cross multiply
    10,634.69x = 15,951.53 × 4,392.90
  4. Step 4: Simplify right side
    10,634.69x = 70,073,487.12
  5. Step 5: Solve for x
    x = 70,073,487.12/10,634.69
  6. Step 6: Final answer
    x = 6,589.14

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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.