Home / 3,002.12-4,502.65-1,358.28

Finding the Fourth Proportional to 3,002.12, 4,502.65 and 1,358.28

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Solution

The fourth proportional to 3,002.12, 4,502.65 and 1,358.28 is: 2,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.12 : 4,502.65 = 1,358.28 : x
  2. Step 2: Convert to fraction form
    3,002.12/4,502.65 = 1,358.28/x
  3. Step 3: Cross multiply
    3,002.12x = 4,502.65 × 1,358.28
  4. Step 4: Simplify right side
    3,002.12x = 6,115,833.53
  5. Step 5: Solve for x
    x = 6,115,833.53/3,002.12
  6. Step 6: Final answer
    x = 2,037.17

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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.