Home / 2,909.32-4,014.78-1,633.24

Finding the Fourth Proportional to 2,909.32, 4,014.78 and 1,633.24

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Solution

The fourth proportional to 2,909.32, 4,014.78 and 1,633.24 is: 2,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.32 : 4,014.78 = 1,633.24 : x
  2. Step 2: Convert to fraction form
    2,909.32/4,014.78 = 1,633.24/x
  3. Step 3: Cross multiply
    2,909.32x = 4,014.78 × 1,633.24
  4. Step 4: Simplify right side
    2,909.32x = 6,557,099.29
  5. Step 5: Solve for x
    x = 6,557,099.29/2,909.32
  6. Step 6: Final answer
    x = 2,253.83

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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.