Home / 8,302.30-12,453.45-2,459.36

Finding the Fourth Proportional to 8,302.30, 12,453.45 and 2,459.36

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Solution

The fourth proportional to 8,302.30, 12,453.45 and 2,459.36 is: 3,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.30 : 12,453.45 = 2,459.36 : x
  2. Step 2: Convert to fraction form
    8,302.30/12,453.45 = 2,459.36/x
  3. Step 3: Cross multiply
    8,302.30x = 12,453.45 × 2,459.36
  4. Step 4: Simplify right side
    8,302.30x = 30,627,538.70
  5. Step 5: Solve for x
    x = 30,627,538.70/8,302.30
  6. Step 6: Final answer
    x = 3,689.04

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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.