Home / 5,619.92-8,435.03-2,848.55

Finding the Fourth Proportional to 5,619.92, 8,435.03 and 2,848.55

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Solution

The fourth proportional to 5,619.92, 8,435.03 and 2,848.55 is: 4,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.92 : 8,435.03 = 2,848.55 : x
  2. Step 2: Convert to fraction form
    5,619.92/8,435.03 = 2,848.55/x
  3. Step 3: Cross multiply
    5,619.92x = 8,435.03 × 2,848.55
  4. Step 4: Simplify right side
    5,619.92x = 24,027,548.29
  5. Step 5: Solve for x
    x = 24,027,548.29/5,619.92
  6. Step 6: Final answer
    x = 4,275.43

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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.