Home / 3,522.46-4,860.72-2,177.86

Finding the Fourth Proportional to 3,522.46, 4,860.72 and 2,177.86

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Solution

The fourth proportional to 3,522.46, 4,860.72 and 2,177.86 is: 3,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.46 : 4,860.72 = 2,177.86 : x
  2. Step 2: Convert to fraction form
    3,522.46/4,860.72 = 2,177.86/x
  3. Step 3: Cross multiply
    3,522.46x = 4,860.72 × 2,177.86
  4. Step 4: Simplify right side
    3,522.46x = 10,585,967.66
  5. Step 5: Solve for x
    x = 10,585,967.66/3,522.46
  6. Step 6: Final answer
    x = 3,005.28

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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.