Home / 8,091.27-12,130.68-7,267.02

Finding the Fourth Proportional to 8,091.27, 12,130.68 and 7,267.02

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Solution

The fourth proportional to 8,091.27, 12,130.68 and 7,267.02 is: 10,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.27 : 12,130.68 = 7,267.02 : x
  2. Step 2: Convert to fraction form
    8,091.27/12,130.68 = 7,267.02/x
  3. Step 3: Cross multiply
    8,091.27x = 12,130.68 × 7,267.02
  4. Step 4: Simplify right side
    8,091.27x = 88,153,894.17
  5. Step 5: Solve for x
    x = 88,153,894.17/8,091.27
  6. Step 6: Final answer
    x = 10,894.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.