Home / 1,539.46-2,306.49-1,076.28

Finding the Fourth Proportional to 1,539.46, 2,306.49 and 1,076.28

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Solution

The fourth proportional to 1,539.46, 2,306.49 and 1,076.28 is: 1,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.46 : 2,306.49 = 1,076.28 : x
  2. Step 2: Convert to fraction form
    1,539.46/2,306.49 = 1,076.28/x
  3. Step 3: Cross multiply
    1,539.46x = 2,306.49 × 1,076.28
  4. Step 4: Simplify right side
    1,539.46x = 2,482,429.06
  5. Step 5: Solve for x
    x = 2,482,429.06/1,539.46
  6. Step 6: Final answer
    x = 1,612.53

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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.