Home / 9,071.95-12,517.84-5,292.54

Finding the Fourth Proportional to 9,071.95, 12,517.84 and 5,292.54

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Solution

The fourth proportional to 9,071.95, 12,517.84 and 5,292.54 is: 7,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.95 : 12,517.84 = 5,292.54 : x
  2. Step 2: Convert to fraction form
    9,071.95/12,517.84 = 5,292.54/x
  3. Step 3: Cross multiply
    9,071.95x = 12,517.84 × 5,292.54
  4. Step 4: Simplify right side
    9,071.95x = 66,251,175.53
  5. Step 5: Solve for x
    x = 66,251,175.53/9,071.95
  6. Step 6: Final answer
    x = 7,302.86

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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.