Home / 12,544.05-17,310.96-6,878.71

Finding the Fourth Proportional to 12,544.05, 17,310.96 and 6,878.71

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Solution

The fourth proportional to 12,544.05, 17,310.96 and 6,878.71 is: 9,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.05 : 17,310.96 = 6,878.71 : x
  2. Step 2: Convert to fraction form
    12,544.05/17,310.96 = 6,878.71/x
  3. Step 3: Cross multiply
    12,544.05x = 17,310.96 × 6,878.71
  4. Step 4: Simplify right side
    12,544.05x = 119,077,030.38
  5. Step 5: Solve for x
    x = 119,077,030.38/12,544.05
  6. Step 6: Final answer
    x = 9,492.71

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Double scale
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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.