Home / 3,342.40-5,011.92-1,033.60

Finding the Fourth Proportional to 3,342.40, 5,011.92 and 1,033.60

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Solution

The fourth proportional to 3,342.40, 5,011.92 and 1,033.60 is: 1,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.40 : 5,011.92 = 1,033.60 : x
  2. Step 2: Convert to fraction form
    3,342.40/5,011.92 = 1,033.60/x
  3. Step 3: Cross multiply
    3,342.40x = 5,011.92 × 1,033.60
  4. Step 4: Simplify right side
    3,342.40x = 5,180,320.51
  5. Step 5: Solve for x
    x = 5,180,320.51/3,342.40
  6. Step 6: Final answer
    x = 1,549.88

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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.