Home / 4,510.80-6,765.96-1,432.56

Finding the Fourth Proportional to 4,510.80, 6,765.96 and 1,432.56

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Solution

The fourth proportional to 4,510.80, 6,765.96 and 1,432.56 is: 2,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.80 : 6,765.96 = 1,432.56 : x
  2. Step 2: Convert to fraction form
    4,510.80/6,765.96 = 1,432.56/x
  3. Step 3: Cross multiply
    4,510.80x = 6,765.96 × 1,432.56
  4. Step 4: Simplify right side
    4,510.80x = 9,692,643.66
  5. Step 5: Solve for x
    x = 9,692,643.66/4,510.80
  6. Step 6: Final answer
    x = 2,148.76

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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.