Home / 5,389.92-8,067.60-4,608.48

Finding the Fourth Proportional to 5,389.92, 8,067.60 and 4,608.48

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Solution

The fourth proportional to 5,389.92, 8,067.60 and 4,608.48 is: 6,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.92 : 8,067.60 = 4,608.48 : x
  2. Step 2: Convert to fraction form
    5,389.92/8,067.60 = 4,608.48/x
  3. Step 3: Cross multiply
    5,389.92x = 8,067.60 × 4,608.48
  4. Step 4: Simplify right side
    5,389.92x = 37,179,373.25
  5. Step 5: Solve for x
    x = 37,179,373.25/5,389.92
  6. Step 6: Final answer
    x = 6,897.95

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1.5x scale

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.