Home / 8,169.32-11,275.04-6,176.43

Finding the Fourth Proportional to 8,169.32, 11,275.04 and 6,176.43

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Solution

The fourth proportional to 8,169.32, 11,275.04 and 6,176.43 is: 8,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.32 : 11,275.04 = 6,176.43 : x
  2. Step 2: Convert to fraction form
    8,169.32/11,275.04 = 6,176.43/x
  3. Step 3: Cross multiply
    8,169.32x = 11,275.04 × 6,176.43
  4. Step 4: Simplify right side
    8,169.32x = 69,639,510.75
  5. Step 5: Solve for x
    x = 69,639,510.75/8,169.32
  6. Step 6: Final answer
    x = 8,524.51

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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.