Home / 8,259.24-12,386.25-2,711.67

Finding the Fourth Proportional to 8,259.24, 12,386.25 and 2,711.67

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Solution

The fourth proportional to 8,259.24, 12,386.25 and 2,711.67 is: 4,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.24 : 12,386.25 = 2,711.67 : x
  2. Step 2: Convert to fraction form
    8,259.24/12,386.25 = 2,711.67/x
  3. Step 3: Cross multiply
    8,259.24x = 12,386.25 × 2,711.67
  4. Step 4: Simplify right side
    8,259.24x = 33,587,422.54
  5. Step 5: Solve for x
    x = 33,587,422.54/8,259.24
  6. Step 6: Final answer
    x = 4,066.65

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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.