Home / 8,881.50-13,324.86-2,641.56

Finding the Fourth Proportional to 8,881.50, 13,324.86 and 2,641.56

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Solution

The fourth proportional to 8,881.50, 13,324.86 and 2,641.56 is: 3,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.50 : 13,324.86 = 2,641.56 : x
  2. Step 2: Convert to fraction form
    8,881.50/13,324.86 = 2,641.56/x
  3. Step 3: Cross multiply
    8,881.50x = 13,324.86 × 2,641.56
  4. Step 4: Simplify right side
    8,881.50x = 35,198,417.18
  5. Step 5: Solve for x
    x = 35,198,417.18/8,881.50
  6. Step 6: Final answer
    x = 3,963.12

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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.