Home / 5,346.24-8,019.78-1,648.46

Finding the Fourth Proportional to 5,346.24, 8,019.78 and 1,648.46

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Solution

The fourth proportional to 5,346.24, 8,019.78 and 1,648.46 is: 2,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.24 : 8,019.78 = 1,648.46 : x
  2. Step 2: Convert to fraction form
    5,346.24/8,019.78 = 1,648.46/x
  3. Step 3: Cross multiply
    5,346.24x = 8,019.78 × 1,648.46
  4. Step 4: Simplify right side
    5,346.24x = 13,220,286.54
  5. Step 5: Solve for x
    x = 13,220,286.54/5,346.24
  6. Step 6: Final answer
    x = 2,472.82

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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.