Home / 2,899.52-3,996.68-2,268.96

Finding the Fourth Proportional to 2,899.52, 3,996.68 and 2,268.96

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Solution

The fourth proportional to 2,899.52, 3,996.68 and 2,268.96 is: 3,127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.52 : 3,996.68 = 2,268.96 : x
  2. Step 2: Convert to fraction form
    2,899.52/3,996.68 = 2,268.96/x
  3. Step 3: Cross multiply
    2,899.52x = 3,996.68 × 2,268.96
  4. Step 4: Simplify right side
    2,899.52x = 9,068,307.05
  5. Step 5: Solve for x
    x = 9,068,307.05/2,899.52
  6. Step 6: Final answer
    x = 3,127.52

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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.