Home / 8,031.30-12,025.20-5,812.44

Finding the Fourth Proportional to 8,031.30, 12,025.20 and 5,812.44

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Solution

The fourth proportional to 8,031.30, 12,025.20 and 5,812.44 is: 8,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.30 : 12,025.20 = 5,812.44 : x
  2. Step 2: Convert to fraction form
    8,031.30/12,025.20 = 5,812.44/x
  3. Step 3: Cross multiply
    8,031.30x = 12,025.20 × 5,812.44
  4. Step 4: Simplify right side
    8,031.30x = 69,895,753.49
  5. Step 5: Solve for x
    x = 69,895,753.49/8,031.30
  6. Step 6: Final answer
    x = 8,702.92

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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.