Home / 2,807.11-4,202.52-1,633.53

Finding the Fourth Proportional to 2,807.11, 4,202.52 and 1,633.53

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Solution

The fourth proportional to 2,807.11, 4,202.52 and 1,633.53 is: 2,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.11 : 4,202.52 = 1,633.53 : x
  2. Step 2: Convert to fraction form
    2,807.11/4,202.52 = 1,633.53/x
  3. Step 3: Cross multiply
    2,807.11x = 4,202.52 × 1,633.53
  4. Step 4: Simplify right side
    2,807.11x = 6,864,952.13
  5. Step 5: Solve for x
    x = 6,864,952.13/2,807.11
  6. Step 6: Final answer
    x = 2,445.56

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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.