Home / 10,632.20-15,941.84-4,396.30

Finding the Fourth Proportional to 10,632.20, 15,941.84 and 4,396.30

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Solution

The fourth proportional to 10,632.20, 15,941.84 and 4,396.30 is: 6,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632.20 : 15,941.84 = 4,396.30 : x
  2. Step 2: Convert to fraction form
    10,632.20/15,941.84 = 4,396.30/x
  3. Step 3: Cross multiply
    10,632.20x = 15,941.84 × 4,396.30
  4. Step 4: Simplify right side
    10,632.20x = 70,085,049.36
  5. Step 5: Solve for x
    x = 70,085,049.36/10,632.20
  6. Step 6: Final answer
    x = 6,591.78

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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.