Home / 8,999.06-13,498.60-2,425.90

Finding the Fourth Proportional to 8,999.06, 13,498.60 and 2,425.90

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Solution

The fourth proportional to 8,999.06, 13,498.60 and 2,425.90 is: 3,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.06 : 13,498.60 = 2,425.90 : x
  2. Step 2: Convert to fraction form
    8,999.06/13,498.60 = 2,425.90/x
  3. Step 3: Cross multiply
    8,999.06x = 13,498.60 × 2,425.90
  4. Step 4: Simplify right side
    8,999.06x = 32,746,253.74
  5. Step 5: Solve for x
    x = 32,746,253.74/8,999.06
  6. Step 6: Final answer
    x = 3,638.85

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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.