Home / 5,543.32-7,643.56-4,531.88

Finding the Fourth Proportional to 5,543.32, 7,643.56 and 4,531.88

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Solution

The fourth proportional to 5,543.32, 7,643.56 and 4,531.88 is: 6,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.32 : 7,643.56 = 4,531.88 : x
  2. Step 2: Convert to fraction form
    5,543.32/7,643.56 = 4,531.88/x
  3. Step 3: Cross multiply
    5,543.32x = 7,643.56 × 4,531.88
  4. Step 4: Simplify right side
    5,543.32x = 34,639,696.69
  5. Step 5: Solve for x
    x = 34,639,696.69/5,543.32
  6. Step 6: Final answer
    x = 6,248.91

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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.