Home / 3,098.34-4,645.05-1,123.66

Finding the Fourth Proportional to 3,098.34, 4,645.05 and 1,123.66

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Solution

The fourth proportional to 3,098.34, 4,645.05 and 1,123.66 is: 1,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.34 : 4,645.05 = 1,123.66 : x
  2. Step 2: Convert to fraction form
    3,098.34/4,645.05 = 1,123.66/x
  3. Step 3: Cross multiply
    3,098.34x = 4,645.05 × 1,123.66
  4. Step 4: Simplify right side
    3,098.34x = 5,219,428.04
  5. Step 5: Solve for x
    x = 5,219,428.04/3,098.34
  6. Step 6: Final answer
    x = 1,684.59

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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.