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Finding the Fourth Proportional to 6,701.20, 10,042.20 and 4,932.40

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Solution

The fourth proportional to 6,701.20, 10,042.20 and 4,932.40 is: 7,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,701.20 : 10,042.20 = 4,932.40 : x
  2. Step 2: Convert to fraction form
    6,701.20/10,042.20 = 4,932.40/x
  3. Step 3: Cross multiply
    6,701.20x = 10,042.20 × 4,932.40
  4. Step 4: Simplify right side
    6,701.20x = 49,532,147.28
  5. Step 5: Solve for x
    x = 49,532,147.28/6,701.20
  6. Step 6: Final answer
    x = 7,391.53

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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.