Home / 5,863.36-8,091.20-3,345.62

Finding the Fourth Proportional to 5,863.36, 8,091.20 and 3,345.62

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Solution

The fourth proportional to 5,863.36, 8,091.20 and 3,345.62 is: 4,616.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.36 : 8,091.20 = 3,345.62 : x
  2. Step 2: Convert to fraction form
    5,863.36/8,091.20 = 3,345.62/x
  3. Step 3: Cross multiply
    5,863.36x = 8,091.20 × 3,345.62
  4. Step 4: Simplify right side
    5,863.36x = 27,070,080.54
  5. Step 5: Solve for x
    x = 27,070,080.54/5,863.36
  6. Step 6: Final answer
    x = 4,616.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.