Home / 4,510.24-6,765.12-1,432

Finding the Fourth Proportional to 4,510.24, 6,765.12 and 1,432

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Solution

The fourth proportional to 4,510.24, 6,765.12 and 1,432 is: 2,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.24 : 6,765.12 = 1,432 : x
  2. Step 2: Convert to fraction form
    4,510.24/6,765.12 = 1,432/x
  3. Step 3: Cross multiply
    4,510.24x = 6,765.12 × 1,432
  4. Step 4: Simplify right side
    4,510.24x = 9,687,651.84
  5. Step 5: Solve for x
    x = 9,687,651.84/4,510.24
  6. Step 6: Final answer
    x = 2,147.92

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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.