Home / 4,393.80-6,591.05-1,472.12

Finding the Fourth Proportional to 4,393.80, 6,591.05 and 1,472.12

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Solution

The fourth proportional to 4,393.80, 6,591.05 and 1,472.12 is: 2,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.80 : 6,591.05 = 1,472.12 : x
  2. Step 2: Convert to fraction form
    4,393.80/6,591.05 = 1,472.12/x
  3. Step 3: Cross multiply
    4,393.80x = 6,591.05 × 1,472.12
  4. Step 4: Simplify right side
    4,393.80x = 9,702,776.21
  5. Step 5: Solve for x
    x = 9,702,776.21/4,393.80
  6. Step 6: Final answer
    x = 2,208.29

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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.