Home / 4,925.57-7,380.18-2,148.08

Finding the Fourth Proportional to 4,925.57, 7,380.18 and 2,148.08

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Solution

The fourth proportional to 4,925.57, 7,380.18 and 2,148.08 is: 3,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.57 : 7,380.18 = 2,148.08 : x
  2. Step 2: Convert to fraction form
    4,925.57/7,380.18 = 2,148.08/x
  3. Step 3: Cross multiply
    4,925.57x = 7,380.18 × 2,148.08
  4. Step 4: Simplify right side
    4,925.57x = 15,853,180.15
  5. Step 5: Solve for x
    x = 15,853,180.15/4,925.57
  6. Step 6: Final answer
    x = 3,218.55

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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.