Home / 8,348.05-12,521.26-2,192.05

Finding the Fourth Proportional to 8,348.05, 12,521.26 and 2,192.05

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Solution

The fourth proportional to 8,348.05, 12,521.26 and 2,192.05 is: 3,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.05 : 12,521.26 = 2,192.05 : x
  2. Step 2: Convert to fraction form
    8,348.05/12,521.26 = 2,192.05/x
  3. Step 3: Cross multiply
    8,348.05x = 12,521.26 × 2,192.05
  4. Step 4: Simplify right side
    8,348.05x = 27,447,227.98
  5. Step 5: Solve for x
    x = 27,447,227.98/8,348.05
  6. Step 6: Final answer
    x = 3,287.86

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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.