Home / 5,320.22-7,341.98-3,082.25

Finding the Fourth Proportional to 5,320.22, 7,341.98 and 3,082.25

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Solution

The fourth proportional to 5,320.22, 7,341.98 and 3,082.25 is: 4,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.22 : 7,341.98 = 3,082.25 : x
  2. Step 2: Convert to fraction form
    5,320.22/7,341.98 = 3,082.25/x
  3. Step 3: Cross multiply
    5,320.22x = 7,341.98 × 3,082.25
  4. Step 4: Simplify right side
    5,320.22x = 22,629,820.80
  5. Step 5: Solve for x
    x = 22,629,820.80/5,320.22
  6. Step 6: Final answer
    x = 4,253.55

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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.