Home / 8,931.33-13,394.25-6,175.71

Finding the Fourth Proportional to 8,931.33, 13,394.25 and 6,175.71

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Solution

The fourth proportional to 8,931.33, 13,394.25 and 6,175.71 is: 9,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.33 : 13,394.25 = 6,175.71 : x
  2. Step 2: Convert to fraction form
    8,931.33/13,394.25 = 6,175.71/x
  3. Step 3: Cross multiply
    8,931.33x = 13,394.25 × 6,175.71
  4. Step 4: Simplify right side
    8,931.33x = 82,718,936.70
  5. Step 5: Solve for x
    x = 82,718,936.70/8,931.33
  6. Step 6: Final answer
    x = 9,261.66

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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.