Home / 5,402.72-7,456.43-3,044.81

Finding the Fourth Proportional to 5,402.72, 7,456.43 and 3,044.81

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Solution

The fourth proportional to 5,402.72, 7,456.43 and 3,044.81 is: 4,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.72 : 7,456.43 = 3,044.81 : x
  2. Step 2: Convert to fraction form
    5,402.72/7,456.43 = 3,044.81/x
  3. Step 3: Cross multiply
    5,402.72x = 7,456.43 × 3,044.81
  4. Step 4: Simplify right side
    5,402.72x = 22,703,438.88
  5. Step 5: Solve for x
    x = 22,703,438.88/5,402.72
  6. Step 6: Final answer
    x = 4,202.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.