Home / 7,079.98-9,761.19-4,557.58

Finding the Fourth Proportional to 7,079.98, 9,761.19 and 4,557.58

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Solution

The fourth proportional to 7,079.98, 9,761.19 and 4,557.58 is: 6,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.98 : 9,761.19 = 4,557.58 : x
  2. Step 2: Convert to fraction form
    7,079.98/9,761.19 = 4,557.58/x
  3. Step 3: Cross multiply
    7,079.98x = 9,761.19 × 4,557.58
  4. Step 4: Simplify right side
    7,079.98x = 44,487,404.32
  5. Step 5: Solve for x
    x = 44,487,404.32/7,079.98
  6. Step 6: Final answer
    x = 6,283.55

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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.