Home / 1,658.04-2,488.24-1,248.26

Finding the Fourth Proportional to 1,658.04, 2,488.24 and 1,248.26

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Solution

The fourth proportional to 1,658.04, 2,488.24 and 1,248.26 is: 1,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658.04 : 2,488.24 = 1,248.26 : x
  2. Step 2: Convert to fraction form
    1,658.04/2,488.24 = 1,248.26/x
  3. Step 3: Cross multiply
    1,658.04x = 2,488.24 × 1,248.26
  4. Step 4: Simplify right side
    1,658.04x = 3,105,970.46
  5. Step 5: Solve for x
    x = 3,105,970.46/1,658.04
  6. Step 6: Final answer
    x = 1,873.28

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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.