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Finding the Fourth Proportional to 3,023.82, 4,499.14 and 2,948.49

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Solution

The fourth proportional to 3,023.82, 4,499.14 and 2,948.49 is: 4,387.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.82 : 4,499.14 = 2,948.49 : x
  2. Step 2: Convert to fraction form
    3,023.82/4,499.14 = 2,948.49/x
  3. Step 3: Cross multiply
    3,023.82x = 4,499.14 × 2,948.49
  4. Step 4: Simplify right side
    3,023.82x = 13,265,669.30
  5. Step 5: Solve for x
    x = 13,265,669.30/3,023.82
  6. Step 6: Final answer
    x = 4,387.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.