Home / 8,881.40-13,324.77-2,641.64

Finding the Fourth Proportional to 8,881.40, 13,324.77 and 2,641.64

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Solution

The fourth proportional to 8,881.40, 13,324.77 and 2,641.64 is: 3,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.40 : 13,324.77 = 2,641.64 : x
  2. Step 2: Convert to fraction form
    8,881.40/13,324.77 = 2,641.64/x
  3. Step 3: Cross multiply
    8,881.40x = 13,324.77 × 2,641.64
  4. Step 4: Simplify right side
    8,881.40x = 35,199,178.80
  5. Step 5: Solve for x
    x = 35,199,178.80/8,881.40
  6. Step 6: Final answer
    x = 3,963.25

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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.