Home / 8,008.43-12,012.95-2,165.04

Finding the Fourth Proportional to 8,008.43, 12,012.95 and 2,165.04

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Solution

The fourth proportional to 8,008.43, 12,012.95 and 2,165.04 is: 3,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.43 : 12,012.95 = 2,165.04 : x
  2. Step 2: Convert to fraction form
    8,008.43/12,012.95 = 2,165.04/x
  3. Step 3: Cross multiply
    8,008.43x = 12,012.95 × 2,165.04
  4. Step 4: Simplify right side
    8,008.43x = 26,008,517.27
  5. Step 5: Solve for x
    x = 26,008,517.27/8,008.43
  6. Step 6: Final answer
    x = 3,247.64

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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.