Home / 11,547.60-17,318.30-3,227.10

Finding the Fourth Proportional to 11,547.60, 17,318.30 and 3,227.10

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Solution

The fourth proportional to 11,547.60, 17,318.30 and 3,227.10 is: 4,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.60 : 17,318.30 = 3,227.10 : x
  2. Step 2: Convert to fraction form
    11,547.60/17,318.30 = 3,227.10/x
  3. Step 3: Cross multiply
    11,547.60x = 17,318.30 × 3,227.10
  4. Step 4: Simplify right side
    11,547.60x = 55,887,885.93
  5. Step 5: Solve for x
    x = 55,887,885.93/11,547.60
  6. Step 6: Final answer
    x = 4,839.78

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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.