Home / 7,778.01-11,667.46-2,232.21

Finding the Fourth Proportional to 7,778.01, 11,667.46 and 2,232.21

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Solution

The fourth proportional to 7,778.01, 11,667.46 and 2,232.21 is: 3,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778.01 : 11,667.46 = 2,232.21 : x
  2. Step 2: Convert to fraction form
    7,778.01/11,667.46 = 2,232.21/x
  3. Step 3: Cross multiply
    7,778.01x = 11,667.46 × 2,232.21
  4. Step 4: Simplify right side
    7,778.01x = 26,044,220.89
  5. Step 5: Solve for x
    x = 26,044,220.89/7,778.01
  6. Step 6: Final answer
    x = 3,348.44

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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.