Home / 4,732.30-7,101.15-1,812.70

Finding the Fourth Proportional to 4,732.30, 7,101.15 and 1,812.70

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Solution

The fourth proportional to 4,732.30, 7,101.15 and 1,812.70 is: 2,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.30 : 7,101.15 = 1,812.70 : x
  2. Step 2: Convert to fraction form
    4,732.30/7,101.15 = 1,812.70/x
  3. Step 3: Cross multiply
    4,732.30x = 7,101.15 × 1,812.70
  4. Step 4: Simplify right side
    4,732.30x = 12,872,254.61
  5. Step 5: Solve for x
    x = 12,872,254.61/4,732.30
  6. Step 6: Final answer
    x = 2,720.08

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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.