Home / 4,987.22-6,882.33-2,749.10

Finding the Fourth Proportional to 4,987.22, 6,882.33 and 2,749.10

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Solution

The fourth proportional to 4,987.22, 6,882.33 and 2,749.10 is: 3,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.22 : 6,882.33 = 2,749.10 : x
  2. Step 2: Convert to fraction form
    4,987.22/6,882.33 = 2,749.10/x
  3. Step 3: Cross multiply
    4,987.22x = 6,882.33 × 2,749.10
  4. Step 4: Simplify right side
    4,987.22x = 18,920,213.40
  5. Step 5: Solve for x
    x = 18,920,213.40/4,987.22
  6. Step 6: Final answer
    x = 3,793.74

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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.