Home / 11,396.10-15,727.50-6,292.61

Finding the Fourth Proportional to 11,396.10, 15,727.50 and 6,292.61

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Solution

The fourth proportional to 11,396.10, 15,727.50 and 6,292.61 is: 8,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.10 : 15,727.50 = 6,292.61 : x
  2. Step 2: Convert to fraction form
    11,396.10/15,727.50 = 6,292.61/x
  3. Step 3: Cross multiply
    11,396.10x = 15,727.50 × 6,292.61
  4. Step 4: Simplify right side
    11,396.10x = 98,967,063.09
  5. Step 5: Solve for x
    x = 98,967,063.09/11,396.10
  6. Step 6: Final answer
    x = 8,684.29

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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.