Home / 3,279.27-4,526.93-2,101.02

Finding the Fourth Proportional to 3,279.27, 4,526.93 and 2,101.02

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Solution

The fourth proportional to 3,279.27, 4,526.93 and 2,101.02 is: 2,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.27 : 4,526.93 = 2,101.02 : x
  2. Step 2: Convert to fraction form
    3,279.27/4,526.93 = 2,101.02/x
  3. Step 3: Cross multiply
    3,279.27x = 4,526.93 × 2,101.02
  4. Step 4: Simplify right side
    3,279.27x = 9,511,170.47
  5. Step 5: Solve for x
    x = 9,511,170.47/3,279.27
  6. Step 6: Final answer
    x = 2,900.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.