Home / 8,302.20-12,453.27-2,459.26

Finding the Fourth Proportional to 8,302.20, 12,453.27 and 2,459.26

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Solution

The fourth proportional to 8,302.20, 12,453.27 and 2,459.26 is: 3,688.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.20 : 12,453.27 = 2,459.26 : x
  2. Step 2: Convert to fraction form
    8,302.20/12,453.27 = 2,459.26/x
  3. Step 3: Cross multiply
    8,302.20x = 12,453.27 × 2,459.26
  4. Step 4: Simplify right side
    8,302.20x = 30,625,828.78
  5. Step 5: Solve for x
    x = 30,625,828.78/8,302.20
  6. Step 6: Final answer
    x = 3,688.88

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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.