Home / 11,649.95-17,461.25-6,105.90

Finding the Fourth Proportional to 11,649.95, 17,461.25 and 6,105.90

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Solution

The fourth proportional to 11,649.95, 17,461.25 and 6,105.90 is: 9,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.95 : 17,461.25 = 6,105.90 : x
  2. Step 2: Convert to fraction form
    11,649.95/17,461.25 = 6,105.90/x
  3. Step 3: Cross multiply
    11,649.95x = 17,461.25 × 6,105.90
  4. Step 4: Simplify right side
    11,649.95x = 106,616,704.22
  5. Step 5: Solve for x
    x = 106,616,704.22/11,649.95
  6. Step 6: Final answer
    x = 9,151.69

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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.