Home / 7,414.40-10,233.04-4,432.56

Finding the Fourth Proportional to 7,414.40, 10,233.04 and 4,432.56

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Solution

The fourth proportional to 7,414.40, 10,233.04 and 4,432.56 is: 6,117.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.40 : 10,233.04 = 4,432.56 : x
  2. Step 2: Convert to fraction form
    7,414.40/10,233.04 = 4,432.56/x
  3. Step 3: Cross multiply
    7,414.40x = 10,233.04 × 4,432.56
  4. Step 4: Simplify right side
    7,414.40x = 45,358,563.78
  5. Step 5: Solve for x
    x = 45,358,563.78/7,414.40
  6. Step 6: Final answer
    x = 6,117.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.