Home / 3,397.29-5,094.33-1,318.26

Finding the Fourth Proportional to 3,397.29, 5,094.33 and 1,318.26

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Solution

The fourth proportional to 3,397.29, 5,094.33 and 1,318.26 is: 1,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.29 : 5,094.33 = 1,318.26 : x
  2. Step 2: Convert to fraction form
    3,397.29/5,094.33 = 1,318.26/x
  3. Step 3: Cross multiply
    3,397.29x = 5,094.33 × 1,318.26
  4. Step 4: Simplify right side
    3,397.29x = 6,715,651.47
  5. Step 5: Solve for x
    x = 6,715,651.47/3,397.29
  6. Step 6: Final answer
    x = 1,976.77

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1.5x scale

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.