Home / 10,632.38-15,943.20-6,191.48

Finding the Fourth Proportional to 10,632.38, 15,943.20 and 6,191.48

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Solution

The fourth proportional to 10,632.38, 15,943.20 and 6,191.48 is: 9,284.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632.38 : 15,943.20 = 6,191.48 : x
  2. Step 2: Convert to fraction form
    10,632.38/15,943.20 = 6,191.48/x
  3. Step 3: Cross multiply
    10,632.38x = 15,943.20 × 6,191.48
  4. Step 4: Simplify right side
    10,632.38x = 98,711,924.22
  5. Step 5: Solve for x
    x = 98,711,924.22/10,632.38
  6. Step 6: Final answer
    x = 9,284.09

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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.