Home / 4,517.30-6,776.97-1,439.30

Finding the Fourth Proportional to 4,517.30, 6,776.97 and 1,439.30

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Solution

The fourth proportional to 4,517.30, 6,776.97 and 1,439.30 is: 2,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.30 : 6,776.97 = 1,439.30 : x
  2. Step 2: Convert to fraction form
    4,517.30/6,776.97 = 1,439.30/x
  3. Step 3: Cross multiply
    4,517.30x = 6,776.97 × 1,439.30
  4. Step 4: Simplify right side
    4,517.30x = 9,754,092.92
  5. Step 5: Solve for x
    x = 9,754,092.92/4,517.30
  6. Step 6: Final answer
    x = 2,159.27

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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.