Home / 3,298.74-4,948.28-1,077.58

Finding the Fourth Proportional to 3,298.74, 4,948.28 and 1,077.58

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Solution

The fourth proportional to 3,298.74, 4,948.28 and 1,077.58 is: 1,616.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.74 : 4,948.28 = 1,077.58 : x
  2. Step 2: Convert to fraction form
    3,298.74/4,948.28 = 1,077.58/x
  3. Step 3: Cross multiply
    3,298.74x = 4,948.28 × 1,077.58
  4. Step 4: Simplify right side
    3,298.74x = 5,332,167.56
  5. Step 5: Solve for x
    x = 5,332,167.56/3,298.74
  6. Step 6: Final answer
    x = 1,616.43

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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.