Home / 5,456.06-8,183.91-1,560.47

Finding the Fourth Proportional to 5,456.06, 8,183.91 and 1,560.47

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Solution

The fourth proportional to 5,456.06, 8,183.91 and 1,560.47 is: 2,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.06 : 8,183.91 = 1,560.47 : x
  2. Step 2: Convert to fraction form
    5,456.06/8,183.91 = 1,560.47/x
  3. Step 3: Cross multiply
    5,456.06x = 8,183.91 × 1,560.47
  4. Step 4: Simplify right side
    5,456.06x = 12,770,746.04
  5. Step 5: Solve for x
    x = 12,770,746.04/5,456.06
  6. Step 6: Final answer
    x = 2,340.65

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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.