Home / 7,330.24-10,990.14-3,432.52

Finding the Fourth Proportional to 7,330.24, 10,990.14 and 3,432.52

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Solution

The fourth proportional to 7,330.24, 10,990.14 and 3,432.52 is: 5,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.24 : 10,990.14 = 3,432.52 : x
  2. Step 2: Convert to fraction form
    7,330.24/10,990.14 = 3,432.52/x
  3. Step 3: Cross multiply
    7,330.24x = 10,990.14 × 3,432.52
  4. Step 4: Simplify right side
    7,330.24x = 37,723,875.35
  5. Step 5: Solve for x
    x = 37,723,875.35/7,330.24
  6. Step 6: Final answer
    x = 5,146.34

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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.