Home / 11,853.56-17,781.25-3,532.94

Finding the Fourth Proportional to 11,853.56, 17,781.25 and 3,532.94

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Solution

The fourth proportional to 11,853.56, 17,781.25 and 3,532.94 is: 5,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853.56 : 17,781.25 = 3,532.94 : x
  2. Step 2: Convert to fraction form
    11,853.56/17,781.25 = 3,532.94/x
  3. Step 3: Cross multiply
    11,853.56x = 17,781.25 × 3,532.94
  4. Step 4: Simplify right side
    11,853.56x = 62,820,000.47
  5. Step 5: Solve for x
    x = 62,820,000.47/11,853.56
  6. Step 6: Final answer
    x = 5,299.68

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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.