Home / 3,506.08-4,839.60-2,180.92

Finding the Fourth Proportional to 3,506.08, 4,839.60 and 2,180.92

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Solution

The fourth proportional to 3,506.08, 4,839.60 and 2,180.92 is: 3,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.08 : 4,839.60 = 2,180.92 : x
  2. Step 2: Convert to fraction form
    3,506.08/4,839.60 = 2,180.92/x
  3. Step 3: Cross multiply
    3,506.08x = 4,839.60 × 2,180.92
  4. Step 4: Simplify right side
    3,506.08x = 10,554,780.43
  5. Step 5: Solve for x
    x = 10,554,780.43/3,506.08
  6. Step 6: Final answer
    x = 3,010.42

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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.