Home / 5,508.63-7,600.37-5,231.61

Finding the Fourth Proportional to 5,508.63, 7,600.37 and 5,231.61

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Solution

The fourth proportional to 5,508.63, 7,600.37 and 5,231.61 is: 7,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.63 : 7,600.37 = 5,231.61 : x
  2. Step 2: Convert to fraction form
    5,508.63/7,600.37 = 5,231.61/x
  3. Step 3: Cross multiply
    5,508.63x = 7,600.37 × 5,231.61
  4. Step 4: Simplify right side
    5,508.63x = 39,762,145.54
  5. Step 5: Solve for x
    x = 39,762,145.54/5,508.63
  6. Step 6: Final answer
    x = 7,218.16

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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.