Home / 4,948.24-7,412.28-3,969.04

Finding the Fourth Proportional to 4,948.24, 7,412.28 and 3,969.04

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Solution

The fourth proportional to 4,948.24, 7,412.28 and 3,969.04 is: 5,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.24 : 7,412.28 = 3,969.04 : x
  2. Step 2: Convert to fraction form
    4,948.24/7,412.28 = 3,969.04/x
  3. Step 3: Cross multiply
    4,948.24x = 7,412.28 × 3,969.04
  4. Step 4: Simplify right side
    4,948.24x = 29,419,635.81
  5. Step 5: Solve for x
    x = 29,419,635.81/4,948.24
  6. Step 6: Final answer
    x = 5,945.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.