Home / 9,071.24-12,517.62-5,091.58

Finding the Fourth Proportional to 9,071.24, 12,517.62 and 5,091.58

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Solution

The fourth proportional to 9,071.24, 12,517.62 and 5,091.58 is: 7,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.24 : 12,517.62 = 5,091.58 : x
  2. Step 2: Convert to fraction form
    9,071.24/12,517.62 = 5,091.58/x
  3. Step 3: Cross multiply
    9,071.24x = 12,517.62 × 5,091.58
  4. Step 4: Simplify right side
    9,071.24x = 63,734,438.18
  5. Step 5: Solve for x
    x = 63,734,438.18/9,071.24
  6. Step 6: Final answer
    x = 7,025.99

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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.