Home / 8,155.22-11,243.50-5,884.66

Finding the Fourth Proportional to 8,155.22, 11,243.50 and 5,884.66

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Solution

The fourth proportional to 8,155.22, 11,243.50 and 5,884.66 is: 8,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.22 : 11,243.50 = 5,884.66 : x
  2. Step 2: Convert to fraction form
    8,155.22/11,243.50 = 5,884.66/x
  3. Step 3: Cross multiply
    8,155.22x = 11,243.50 × 5,884.66
  4. Step 4: Simplify right side
    8,155.22x = 66,164,131.89
  5. Step 5: Solve for x
    x = 66,164,131.89/8,155.22
  6. Step 6: Final answer
    x = 8,113.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.