Home / 4,315.97-6,474.15-1,543.95

Finding the Fourth Proportional to 4,315.97, 6,474.15 and 1,543.95

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Solution

The fourth proportional to 4,315.97, 6,474.15 and 1,543.95 is: 2,316.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.97 : 6,474.15 = 1,543.95 : x
  2. Step 2: Convert to fraction form
    4,315.97/6,474.15 = 1,543.95/x
  3. Step 3: Cross multiply
    4,315.97x = 6,474.15 × 1,543.95
  4. Step 4: Simplify right side
    4,315.97x = 9,995,763.89
  5. Step 5: Solve for x
    x = 9,995,763.89/4,315.97
  6. Step 6: Final answer
    x = 2,316.00

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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.