Home / 5,398.07-8,093.52-2,587.30

Finding the Fourth Proportional to 5,398.07, 8,093.52 and 2,587.30

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Solution

The fourth proportional to 5,398.07, 8,093.52 and 2,587.30 is: 3,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.07 : 8,093.52 = 2,587.30 : x
  2. Step 2: Convert to fraction form
    5,398.07/8,093.52 = 2,587.30/x
  3. Step 3: Cross multiply
    5,398.07x = 8,093.52 × 2,587.30
  4. Step 4: Simplify right side
    5,398.07x = 20,940,344.06
  5. Step 5: Solve for x
    x = 20,940,344.06/5,398.07
  6. Step 6: Final answer
    x = 3,879.23

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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.