Home / 3,306.80-4,950.56-2,601.20

Finding the Fourth Proportional to 3,306.80, 4,950.56 and 2,601.20

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Solution

The fourth proportional to 3,306.80, 4,950.56 and 2,601.20 is: 3,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.80 : 4,950.56 = 2,601.20 : x
  2. Step 2: Convert to fraction form
    3,306.80/4,950.56 = 2,601.20/x
  3. Step 3: Cross multiply
    3,306.80x = 4,950.56 × 2,601.20
  4. Step 4: Simplify right side
    3,306.80x = 12,877,396.67
  5. Step 5: Solve for x
    x = 12,877,396.67/3,306.80
  6. Step 6: Final answer
    x = 3,894.22

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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.