Home / 4,454.48-6,147.34-2,882.57

Finding the Fourth Proportional to 4,454.48, 6,147.34 and 2,882.57

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Solution

The fourth proportional to 4,454.48, 6,147.34 and 2,882.57 is: 3,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.48 : 6,147.34 = 2,882.57 : x
  2. Step 2: Convert to fraction form
    4,454.48/6,147.34 = 2,882.57/x
  3. Step 3: Cross multiply
    4,454.48x = 6,147.34 × 2,882.57
  4. Step 4: Simplify right side
    4,454.48x = 17,720,137.86
  5. Step 5: Solve for x
    x = 17,720,137.86/4,454.48
  6. Step 6: Final answer
    x = 3,978.05

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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.