Home / 4,308.04-5,948.40-3,131.92

Finding the Fourth Proportional to 4,308.04, 5,948.40 and 3,131.92

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Solution

The fourth proportional to 4,308.04, 5,948.40 and 3,131.92 is: 4,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.04 : 5,948.40 = 3,131.92 : x
  2. Step 2: Convert to fraction form
    4,308.04/5,948.40 = 3,131.92/x
  3. Step 3: Cross multiply
    4,308.04x = 5,948.40 × 3,131.92
  4. Step 4: Simplify right side
    4,308.04x = 18,629,912.93
  5. Step 5: Solve for x
    x = 18,629,912.93/4,308.04
  6. Step 6: Final answer
    x = 4,324.45

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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.