Home / 3,122.16-4,310.24-2,060.66

Finding the Fourth Proportional to 3,122.16, 4,310.24 and 2,060.66

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Solution

The fourth proportional to 3,122.16, 4,310.24 and 2,060.66 is: 2,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.16 : 4,310.24 = 2,060.66 : x
  2. Step 2: Convert to fraction form
    3,122.16/4,310.24 = 2,060.66/x
  3. Step 3: Cross multiply
    3,122.16x = 4,310.24 × 2,060.66
  4. Step 4: Simplify right side
    3,122.16x = 8,881,907.30
  5. Step 5: Solve for x
    x = 8,881,907.30/3,122.16
  6. Step 6: Final answer
    x = 2,844.80

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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.