Home / 1,248.20-1,869.96-1,044.08

Finding the Fourth Proportional to 1,248.20, 1,869.96 and 1,044.08

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Solution

The fourth proportional to 1,248.20, 1,869.96 and 1,044.08 is: 1,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248.20 : 1,869.96 = 1,044.08 : x
  2. Step 2: Convert to fraction form
    1,248.20/1,869.96 = 1,044.08/x
  3. Step 3: Cross multiply
    1,248.20x = 1,869.96 × 1,044.08
  4. Step 4: Simplify right side
    1,248.20x = 1,952,387.84
  5. Step 5: Solve for x
    x = 1,952,387.84/1,248.20
  6. Step 6: Final answer
    x = 1,564.16

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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.