Home / 3,522.11-4,860.45-2,124.86

Finding the Fourth Proportional to 3,522.11, 4,860.45 and 2,124.86

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Solution

The fourth proportional to 3,522.11, 4,860.45 and 2,124.86 is: 2,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.11 : 4,860.45 = 2,124.86 : x
  2. Step 2: Convert to fraction form
    3,522.11/4,860.45 = 2,124.86/x
  3. Step 3: Cross multiply
    3,522.11x = 4,860.45 × 2,124.86
  4. Step 4: Simplify right side
    3,522.11x = 10,327,751.48
  5. Step 5: Solve for x
    x = 10,327,751.48/3,522.11
  6. Step 6: Final answer
    x = 2,932.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.