Home / 7,202.20-9,938.96-4,058.38

Finding the Fourth Proportional to 7,202.20, 9,938.96 and 4,058.38

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Solution

The fourth proportional to 7,202.20, 9,938.96 and 4,058.38 is: 5,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.20 : 9,938.96 = 4,058.38 : x
  2. Step 2: Convert to fraction form
    7,202.20/9,938.96 = 4,058.38/x
  3. Step 3: Cross multiply
    7,202.20x = 9,938.96 × 4,058.38
  4. Step 4: Simplify right side
    7,202.20x = 40,336,076.48
  5. Step 5: Solve for x
    x = 40,336,076.48/7,202.20
  6. Step 6: Final answer
    x = 5,600.52

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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.