Home / 12,461.22-18,682.56-5,883.66

Finding the Fourth Proportional to 12,461.22, 18,682.56 and 5,883.66

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Solution

The fourth proportional to 12,461.22, 18,682.56 and 5,883.66 is: 8,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.22 : 18,682.56 = 5,883.66 : x
  2. Step 2: Convert to fraction form
    12,461.22/18,682.56 = 5,883.66/x
  3. Step 3: Cross multiply
    12,461.22x = 18,682.56 × 5,883.66
  4. Step 4: Simplify right side
    12,461.22x = 109,921,830.97
  5. Step 5: Solve for x
    x = 109,921,830.97/12,461.22
  6. Step 6: Final answer
    x = 8,821.11

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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.