Home / 3,358.25-5,037.20-1,018.16

Finding the Fourth Proportional to 3,358.25, 5,037.20 and 1,018.16

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Solution

The fourth proportional to 3,358.25, 5,037.20 and 1,018.16 is: 1,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.25 : 5,037.20 = 1,018.16 : x
  2. Step 2: Convert to fraction form
    3,358.25/5,037.20 = 1,018.16/x
  3. Step 3: Cross multiply
    3,358.25x = 5,037.20 × 1,018.16
  4. Step 4: Simplify right side
    3,358.25x = 5,128,645.28
  5. Step 5: Solve for x
    x = 5,128,645.28/3,358.25
  6. Step 6: Final answer
    x = 1,527.18

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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.