Home / 5,394.33-7,397.70-5,169.81

Finding the Fourth Proportional to 5,394.33, 7,397.70 and 5,169.81

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Solution

The fourth proportional to 5,394.33, 7,397.70 and 5,169.81 is: 7,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.33 : 7,397.70 = 5,169.81 : x
  2. Step 2: Convert to fraction form
    5,394.33/7,397.70 = 5,169.81/x
  3. Step 3: Cross multiply
    5,394.33x = 7,397.70 × 5,169.81
  4. Step 4: Simplify right side
    5,394.33x = 38,244,703.44
  5. Step 5: Solve for x
    x = 38,244,703.44/5,394.33
  6. Step 6: Final answer
    x = 7,089.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.