Home / 6,474.18-9,689.40-4,010.70

Finding the Fourth Proportional to 6,474.18, 9,689.40 and 4,010.70

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Solution

The fourth proportional to 6,474.18, 9,689.40 and 4,010.70 is: 6,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474.18 : 9,689.40 = 4,010.70 : x
  2. Step 2: Convert to fraction form
    6,474.18/9,689.40 = 4,010.70/x
  3. Step 3: Cross multiply
    6,474.18x = 9,689.40 × 4,010.70
  4. Step 4: Simplify right side
    6,474.18x = 38,861,276.58
  5. Step 5: Solve for x
    x = 38,861,276.58/6,474.18
  6. Step 6: Final answer
    x = 6,002.50

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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.