Home / 8,926.38-13,364.61-6,728.22

Finding the Fourth Proportional to 8,926.38, 13,364.61 and 6,728.22

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Solution

The fourth proportional to 8,926.38, 13,364.61 and 6,728.22 is: 10,073.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.38 : 13,364.61 = 6,728.22 : x
  2. Step 2: Convert to fraction form
    8,926.38/13,364.61 = 6,728.22/x
  3. Step 3: Cross multiply
    8,926.38x = 13,364.61 × 6,728.22
  4. Step 4: Simplify right side
    8,926.38x = 89,920,036.29
  5. Step 5: Solve for x
    x = 89,920,036.29/8,926.38
  6. Step 6: Final answer
    x = 10,073.52

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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.