Home / 11,637.38-17,459.72-3,851.66

Finding the Fourth Proportional to 11,637.38, 17,459.72 and 3,851.66

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Solution

The fourth proportional to 11,637.38, 17,459.72 and 3,851.66 is: 5,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.38 : 17,459.72 = 3,851.66 : x
  2. Step 2: Convert to fraction form
    11,637.38/17,459.72 = 3,851.66/x
  3. Step 3: Cross multiply
    11,637.38x = 17,459.72 × 3,851.66
  4. Step 4: Simplify right side
    11,637.38x = 67,248,905.14
  5. Step 5: Solve for x
    x = 67,248,905.14/11,637.38
  6. Step 6: Final answer
    x = 5,778.70

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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.