Home / 6,229.12-9,343.71-1,787.30

Finding the Fourth Proportional to 6,229.12, 9,343.71 and 1,787.30

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Solution

The fourth proportional to 6,229.12, 9,343.71 and 1,787.30 is: 2,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.12 : 9,343.71 = 1,787.30 : x
  2. Step 2: Convert to fraction form
    6,229.12/9,343.71 = 1,787.30/x
  3. Step 3: Cross multiply
    6,229.12x = 9,343.71 × 1,787.30
  4. Step 4: Simplify right side
    6,229.12x = 16,700,012.88
  5. Step 5: Solve for x
    x = 16,700,012.88/6,229.12
  6. Step 6: Final answer
    x = 2,680.96

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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.