Home / 3,346.71-5,020.05-1,397.85

Finding the Fourth Proportional to 3,346.71, 5,020.05 and 1,397.85

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Solution

The fourth proportional to 3,346.71, 5,020.05 and 1,397.85 is: 2,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.71 : 5,020.05 = 1,397.85 : x
  2. Step 2: Convert to fraction form
    3,346.71/5,020.05 = 1,397.85/x
  3. Step 3: Cross multiply
    3,346.71x = 5,020.05 × 1,397.85
  4. Step 4: Simplify right side
    3,346.71x = 7,017,276.89
  5. Step 5: Solve for x
    x = 7,017,276.89/3,346.71
  6. Step 6: Final answer
    x = 2,096.77

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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.