Home / 8,824.86-13,240.74-3,891.04

Finding the Fourth Proportional to 8,824.86, 13,240.74 and 3,891.04

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Solution

The fourth proportional to 8,824.86, 13,240.74 and 3,891.04 is: 5,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.86 : 13,240.74 = 3,891.04 : x
  2. Step 2: Convert to fraction form
    8,824.86/13,240.74 = 3,891.04/x
  3. Step 3: Cross multiply
    8,824.86x = 13,240.74 × 3,891.04
  4. Step 4: Simplify right side
    8,824.86x = 51,520,248.97
  5. Step 5: Solve for x
    x = 51,520,248.97/8,824.86
  6. Step 6: Final answer
    x = 5,838.08

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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.