Home / 8,897.13-13,348.22-2,657.39

Finding the Fourth Proportional to 8,897.13, 13,348.22 and 2,657.39

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Solution

The fourth proportional to 8,897.13, 13,348.22 and 2,657.39 is: 3,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.13 : 13,348.22 = 2,657.39 : x
  2. Step 2: Convert to fraction form
    8,897.13/13,348.22 = 2,657.39/x
  3. Step 3: Cross multiply
    8,897.13x = 13,348.22 × 2,657.39
  4. Step 4: Simplify right side
    8,897.13x = 35,471,346.32
  5. Step 5: Solve for x
    x = 35,471,346.32/8,897.13
  6. Step 6: Final answer
    x = 3,986.83

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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.