Home / 11,587.24-15,990.42-6,282.06

Finding the Fourth Proportional to 11,587.24, 15,990.42 and 6,282.06

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Solution

The fourth proportional to 11,587.24, 15,990.42 and 6,282.06 is: 8,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.24 : 15,990.42 = 6,282.06 : x
  2. Step 2: Convert to fraction form
    11,587.24/15,990.42 = 6,282.06/x
  3. Step 3: Cross multiply
    11,587.24x = 15,990.42 × 6,282.06
  4. Step 4: Simplify right side
    11,587.24x = 100,452,777.87
  5. Step 5: Solve for x
    x = 100,452,777.87/11,587.24
  6. Step 6: Final answer
    x = 8,669.26

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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.