Home / 11,587.44-15,990.77-6,282.27

Finding the Fourth Proportional to 11,587.44, 15,990.77 and 6,282.27

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Solution

The fourth proportional to 11,587.44, 15,990.77 and 6,282.27 is: 8,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.44 : 15,990.77 = 6,282.27 : x
  2. Step 2: Convert to fraction form
    11,587.44/15,990.77 = 6,282.27/x
  3. Step 3: Cross multiply
    11,587.44x = 15,990.77 × 6,282.27
  4. Step 4: Simplify right side
    11,587.44x = 100,458,350.35
  5. Step 5: Solve for x
    x = 100,458,350.35/11,587.44
  6. Step 6: Final answer
    x = 8,669.59

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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.