Home / 5,348.47-7,380.68-2,958.29

Finding the Fourth Proportional to 5,348.47, 7,380.68 and 2,958.29

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Solution

The fourth proportional to 5,348.47, 7,380.68 and 2,958.29 is: 4,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.47 : 7,380.68 = 2,958.29 : x
  2. Step 2: Convert to fraction form
    5,348.47/7,380.68 = 2,958.29/x
  3. Step 3: Cross multiply
    5,348.47x = 7,380.68 × 2,958.29
  4. Step 4: Simplify right side
    5,348.47x = 21,834,191.84
  5. Step 5: Solve for x
    x = 21,834,191.84/5,348.47
  6. Step 6: Final answer
    x = 4,082.32

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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.