Home / 2,922.72-4,382.52-1,532.72

Finding the Fourth Proportional to 2,922.72, 4,382.52 and 1,532.72

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Solution

The fourth proportional to 2,922.72, 4,382.52 and 1,532.72 is: 2,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.72 : 4,382.52 = 1,532.72 : x
  2. Step 2: Convert to fraction form
    2,922.72/4,382.52 = 1,532.72/x
  3. Step 3: Cross multiply
    2,922.72x = 4,382.52 × 1,532.72
  4. Step 4: Simplify right side
    2,922.72x = 6,717,176.05
  5. Step 5: Solve for x
    x = 6,717,176.05/2,922.72
  6. Step 6: Final answer
    x = 2,298.26

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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.