Home / 7,772.06-11,656.20-2,224.10

Finding the Fourth Proportional to 7,772.06, 11,656.20 and 2,224.10

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Solution

The fourth proportional to 7,772.06, 11,656.20 and 2,224.10 is: 3,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772.06 : 11,656.20 = 2,224.10 : x
  2. Step 2: Convert to fraction form
    7,772.06/11,656.20 = 2,224.10/x
  3. Step 3: Cross multiply
    7,772.06x = 11,656.20 × 2,224.10
  4. Step 4: Simplify right side
    7,772.06x = 25,924,554.42
  5. Step 5: Solve for x
    x = 25,924,554.42/7,772.06
  6. Step 6: Final answer
    x = 3,335.61

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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.