Home / 8,176.52-12,160.27-8,089.04

Finding the Fourth Proportional to 8,176.52, 12,160.27 and 8,089.04

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Solution

The fourth proportional to 8,176.52, 12,160.27 and 8,089.04 is: 12,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.52 : 12,160.27 = 8,089.04 : x
  2. Step 2: Convert to fraction form
    8,176.52/12,160.27 = 8,089.04/x
  3. Step 3: Cross multiply
    8,176.52x = 12,160.27 × 8,089.04
  4. Step 4: Simplify right side
    8,176.52x = 98,364,910.44
  5. Step 5: Solve for x
    x = 98,364,910.44/8,176.52
  6. Step 6: Final answer
    x = 12,030.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.