Home / 8,344.05-12,515.82-2,104.10

Finding the Fourth Proportional to 8,344.05, 12,515.82 and 2,104.10

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Solution

The fourth proportional to 8,344.05, 12,515.82 and 2,104.10 is: 3,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.05 : 12,515.82 = 2,104.10 : x
  2. Step 2: Convert to fraction form
    8,344.05/12,515.82 = 2,104.10/x
  3. Step 3: Cross multiply
    8,344.05x = 12,515.82 × 2,104.10
  4. Step 4: Simplify right side
    8,344.05x = 26,334,474.28
  5. Step 5: Solve for x
    x = 26,334,474.28/8,344.05
  6. Step 6: Final answer
    x = 3,156.08

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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.