Home / 5,103.25-7,020.62-4,884.55

Finding the Fourth Proportional to 5,103.25, 7,020.62 and 4,884.55

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Solution

The fourth proportional to 5,103.25, 7,020.62 and 4,884.55 is: 6,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.25 : 7,020.62 = 4,884.55 : x
  2. Step 2: Convert to fraction form
    5,103.25/7,020.62 = 4,884.55/x
  3. Step 3: Cross multiply
    5,103.25x = 7,020.62 × 4,884.55
  4. Step 4: Simplify right side
    5,103.25x = 34,292,545.00
  5. Step 5: Solve for x
    x = 34,292,545.00/5,103.25
  6. Step 6: Final answer
    x = 6,719.75

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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.