Home / 3,266.11-4,507.41-1,868.86

Finding the Fourth Proportional to 3,266.11, 4,507.41 and 1,868.86

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Solution

The fourth proportional to 3,266.11, 4,507.41 and 1,868.86 is: 2,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.11 : 4,507.41 = 1,868.86 : x
  2. Step 2: Convert to fraction form
    3,266.11/4,507.41 = 1,868.86/x
  3. Step 3: Cross multiply
    3,266.11x = 4,507.41 × 1,868.86
  4. Step 4: Simplify right side
    3,266.11x = 8,423,718.25
  5. Step 5: Solve for x
    x = 8,423,718.25/3,266.11
  6. Step 6: Final answer
    x = 2,579.13

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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.