Home / 11,655.41-17,479.33-3,862.13

Finding the Fourth Proportional to 11,655.41, 17,479.33 and 3,862.13

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Solution

The fourth proportional to 11,655.41, 17,479.33 and 3,862.13 is: 5,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.41 : 17,479.33 = 3,862.13 : x
  2. Step 2: Convert to fraction form
    11,655.41/17,479.33 = 3,862.13/x
  3. Step 3: Cross multiply
    11,655.41x = 17,479.33 × 3,862.13
  4. Step 4: Simplify right side
    11,655.41x = 67,507,347.72
  5. Step 5: Solve for x
    x = 67,507,347.72/11,655.41
  6. Step 6: Final answer
    x = 5,791.93

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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.