Home / 3,959.06-5,939.85-2,110.10

Finding the Fourth Proportional to 3,959.06, 5,939.85 and 2,110.10

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Solution

The fourth proportional to 3,959.06, 5,939.85 and 2,110.10 is: 3,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.06 : 5,939.85 = 2,110.10 : x
  2. Step 2: Convert to fraction form
    3,959.06/5,939.85 = 2,110.10/x
  3. Step 3: Cross multiply
    3,959.06x = 5,939.85 × 2,110.10
  4. Step 4: Simplify right side
    3,959.06x = 12,533,677.49
  5. Step 5: Solve for x
    x = 12,533,677.49/3,959.06
  6. Step 6: Final answer
    x = 3,165.82

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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.