Home / 5,543.85-7,651.28-3,185.94

Finding the Fourth Proportional to 5,543.85, 7,651.28 and 3,185.94

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Solution

The fourth proportional to 5,543.85, 7,651.28 and 3,185.94 is: 4,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.85 : 7,651.28 = 3,185.94 : x
  2. Step 2: Convert to fraction form
    5,543.85/7,651.28 = 3,185.94/x
  3. Step 3: Cross multiply
    5,543.85x = 7,651.28 × 3,185.94
  4. Step 4: Simplify right side
    5,543.85x = 24,376,526.97
  5. Step 5: Solve for x
    x = 24,376,526.97/5,543.85
  6. Step 6: Final answer
    x = 4,397.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.