Home / 8,347.11-12,522.48-2,799.42

Finding the Fourth Proportional to 8,347.11, 12,522.48 and 2,799.42

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Solution

The fourth proportional to 8,347.11, 12,522.48 and 2,799.42 is: 4,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.11 : 12,522.48 = 2,799.42 : x
  2. Step 2: Convert to fraction form
    8,347.11/12,522.48 = 2,799.42/x
  3. Step 3: Cross multiply
    8,347.11x = 12,522.48 × 2,799.42
  4. Step 4: Simplify right side
    8,347.11x = 35,055,680.96
  5. Step 5: Solve for x
    x = 35,055,680.96/8,347.11
  6. Step 6: Final answer
    x = 4,199.74

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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.