Home / 9,070.14-12,516.39-5,091.18

Finding the Fourth Proportional to 9,070.14, 12,516.39 and 5,091.18

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Solution

The fourth proportional to 9,070.14, 12,516.39 and 5,091.18 is: 7,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.14 : 12,516.39 = 5,091.18 : x
  2. Step 2: Convert to fraction form
    9,070.14/12,516.39 = 5,091.18/x
  3. Step 3: Cross multiply
    9,070.14x = 12,516.39 × 5,091.18
  4. Step 4: Simplify right side
    9,070.14x = 63,723,194.44
  5. Step 5: Solve for x
    x = 63,723,194.44/9,070.14
  6. Step 6: Final answer
    x = 7,025.60

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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.