Home / 4,463.52-6,689.88-2,515.20

Finding the Fourth Proportional to 4,463.52, 6,689.88 and 2,515.20

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Solution

The fourth proportional to 4,463.52, 6,689.88 and 2,515.20 is: 3,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.52 : 6,689.88 = 2,515.20 : x
  2. Step 2: Convert to fraction form
    4,463.52/6,689.88 = 2,515.20/x
  3. Step 3: Cross multiply
    4,463.52x = 6,689.88 × 2,515.20
  4. Step 4: Simplify right side
    4,463.52x = 16,826,386.18
  5. Step 5: Solve for x
    x = 16,826,386.18/4,463.52
  6. Step 6: Final answer
    x = 3,769.76

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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.