Home / 6,534.80-9,787.38-4,162.90

Finding the Fourth Proportional to 6,534.80, 9,787.38 and 4,162.90

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Solution

The fourth proportional to 6,534.80, 9,787.38 and 4,162.90 is: 6,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.80 : 9,787.38 = 4,162.90 : x
  2. Step 2: Convert to fraction form
    6,534.80/9,787.38 = 4,162.90/x
  3. Step 3: Cross multiply
    6,534.80x = 9,787.38 × 4,162.90
  4. Step 4: Simplify right side
    6,534.80x = 40,743,884.20
  5. Step 5: Solve for x
    x = 40,743,884.20/6,534.80
  6. Step 6: Final answer
    x = 6,234.91

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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.