Home / 2,819.44-4,229.28-1,088.32

Finding the Fourth Proportional to 2,819.44, 4,229.28 and 1,088.32

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Solution

The fourth proportional to 2,819.44, 4,229.28 and 1,088.32 is: 1,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.44 : 4,229.28 = 1,088.32 : x
  2. Step 2: Convert to fraction form
    2,819.44/4,229.28 = 1,088.32/x
  3. Step 3: Cross multiply
    2,819.44x = 4,229.28 × 1,088.32
  4. Step 4: Simplify right side
    2,819.44x = 4,602,810.01
  5. Step 5: Solve for x
    x = 4,602,810.01/2,819.44
  6. Step 6: Final answer
    x = 1,632.53

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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.