Home / 5,255.32-7,251.76-3,017.14

Finding the Fourth Proportional to 5,255.32, 7,251.76 and 3,017.14

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Solution

The fourth proportional to 5,255.32, 7,251.76 and 3,017.14 is: 4,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.32 : 7,251.76 = 3,017.14 : x
  2. Step 2: Convert to fraction form
    5,255.32/7,251.76 = 3,017.14/x
  3. Step 3: Cross multiply
    5,255.32x = 7,251.76 × 3,017.14
  4. Step 4: Simplify right side
    5,255.32x = 21,879,575.17
  5. Step 5: Solve for x
    x = 21,879,575.17/5,255.32
  6. Step 6: Final answer
    x = 4,163.32

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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.