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Finding the Fourth Proportional to 2,248.42, 3,104.49 and 1,365.42

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Solution

The fourth proportional to 2,248.42, 3,104.49 and 1,365.42 is: 1,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.42 : 3,104.49 = 1,365.42 : x
  2. Step 2: Convert to fraction form
    2,248.42/3,104.49 = 1,365.42/x
  3. Step 3: Cross multiply
    2,248.42x = 3,104.49 × 1,365.42
  4. Step 4: Simplify right side
    2,248.42x = 4,238,932.74
  5. Step 5: Solve for x
    x = 4,238,932.74/2,248.42
  6. Step 6: Final answer
    x = 1,885.29

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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.