Home / 3,502.18-5,252.01-1,161.78

Finding the Fourth Proportional to 3,502.18, 5,252.01 and 1,161.78

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Solution

The fourth proportional to 3,502.18, 5,252.01 and 1,161.78 is: 1,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.18 : 5,252.01 = 1,161.78 : x
  2. Step 2: Convert to fraction form
    3,502.18/5,252.01 = 1,161.78/x
  3. Step 3: Cross multiply
    3,502.18x = 5,252.01 × 1,161.78
  4. Step 4: Simplify right side
    3,502.18x = 6,101,680.18
  5. Step 5: Solve for x
    x = 6,101,680.18/3,502.18
  6. Step 6: Final answer
    x = 1,742.25

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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.