Home / 3,000.43-4,498.12-2,077.75

Finding the Fourth Proportional to 3,000.43, 4,498.12 and 2,077.75

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Solution

The fourth proportional to 3,000.43, 4,498.12 and 2,077.75 is: 3,114.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.43 : 4,498.12 = 2,077.75 : x
  2. Step 2: Convert to fraction form
    3,000.43/4,498.12 = 2,077.75/x
  3. Step 3: Cross multiply
    3,000.43x = 4,498.12 × 2,077.75
  4. Step 4: Simplify right side
    3,000.43x = 9,345,968.83
  5. Step 5: Solve for x
    x = 9,345,968.83/3,000.43
  6. Step 6: Final answer
    x = 3,114.88

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1.5x scale

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.