Home / 11,443.74-17,165.91-3,652.55

Finding the Fourth Proportional to 11,443.74, 17,165.91 and 3,652.55

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Solution

The fourth proportional to 11,443.74, 17,165.91 and 3,652.55 is: 5,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.74 : 17,165.91 = 3,652.55 : x
  2. Step 2: Convert to fraction form
    11,443.74/17,165.91 = 3,652.55/x
  3. Step 3: Cross multiply
    11,443.74x = 17,165.91 × 3,652.55
  4. Step 4: Simplify right side
    11,443.74x = 62,699,344.57
  5. Step 5: Solve for x
    x = 62,699,344.57/11,443.74
  6. Step 6: Final answer
    x = 5,478.92

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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.