Home / 3,854.55-5,772.51-2,206.10

Finding the Fourth Proportional to 3,854.55, 5,772.51 and 2,206.10

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Solution

The fourth proportional to 3,854.55, 5,772.51 and 2,206.10 is: 3,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.55 : 5,772.51 = 2,206.10 : x
  2. Step 2: Convert to fraction form
    3,854.55/5,772.51 = 2,206.10/x
  3. Step 3: Cross multiply
    3,854.55x = 5,772.51 × 2,206.10
  4. Step 4: Simplify right side
    3,854.55x = 12,734,723.28
  5. Step 5: Solve for x
    x = 12,734,723.28/3,854.55
  6. Step 6: Final answer
    x = 3,303.82

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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.