Home / 5,452.75-8,133.85-5,270.52

Finding the Fourth Proportional to 5,452.75, 8,133.85 and 5,270.52

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Solution

The fourth proportional to 5,452.75, 8,133.85 and 5,270.52 is: 7,862.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.75 : 8,133.85 = 5,270.52 : x
  2. Step 2: Convert to fraction form
    5,452.75/8,133.85 = 5,270.52/x
  3. Step 3: Cross multiply
    5,452.75x = 8,133.85 × 5,270.52
  4. Step 4: Simplify right side
    5,452.75x = 42,869,619.10
  5. Step 5: Solve for x
    x = 42,869,619.10/5,452.75
  6. Step 6: Final answer
    x = 7,862.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.