Home / 2,248.65-3,104.28-1,409.85

Finding the Fourth Proportional to 2,248.65, 3,104.28 and 1,409.85

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Solution

The fourth proportional to 2,248.65, 3,104.28 and 1,409.85 is: 1,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.65 : 3,104.28 = 1,409.85 : x
  2. Step 2: Convert to fraction form
    2,248.65/3,104.28 = 1,409.85/x
  3. Step 3: Cross multiply
    2,248.65x = 3,104.28 × 1,409.85
  4. Step 4: Simplify right side
    2,248.65x = 4,376,569.16
  5. Step 5: Solve for x
    x = 4,376,569.16/2,248.65
  6. Step 6: Final answer
    x = 1,946.31

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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.