Home / 8,500.13-12,749.19-2,260.56

Finding the Fourth Proportional to 8,500.13, 12,749.19 and 2,260.56

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Solution

The fourth proportional to 8,500.13, 12,749.19 and 2,260.56 is: 3,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.13 : 12,749.19 = 2,260.56 : x
  2. Step 2: Convert to fraction form
    8,500.13/12,749.19 = 2,260.56/x
  3. Step 3: Cross multiply
    8,500.13x = 12,749.19 × 2,260.56
  4. Step 4: Simplify right side
    8,500.13x = 28,820,308.95
  5. Step 5: Solve for x
    x = 28,820,308.95/8,500.13
  6. Step 6: Final answer
    x = 3,390.57

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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.