Home / 5,363.60-8,040.36-2,765.84

Finding the Fourth Proportional to 5,363.60, 8,040.36 and 2,765.84

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Solution

The fourth proportional to 5,363.60, 8,040.36 and 2,765.84 is: 4,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.60 : 8,040.36 = 2,765.84 : x
  2. Step 2: Convert to fraction form
    5,363.60/8,040.36 = 2,765.84/x
  3. Step 3: Cross multiply
    5,363.60x = 8,040.36 × 2,765.84
  4. Step 4: Simplify right side
    5,363.60x = 22,238,349.30
  5. Step 5: Solve for x
    x = 22,238,349.30/5,363.60
  6. Step 6: Final answer
    x = 4,146.16

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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.