Home / 2,261.06-3,390.98-700.66

Finding the Fourth Proportional to 2,261.06, 3,390.98 and 700.66

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Solution

The fourth proportional to 2,261.06, 3,390.98 and 700.66 is: 1,050.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.06 : 3,390.98 = 700.66 : x
  2. Step 2: Convert to fraction form
    2,261.06/3,390.98 = 700.66/x
  3. Step 3: Cross multiply
    2,261.06x = 3,390.98 × 700.66
  4. Step 4: Simplify right side
    2,261.06x = 2,375,924.05
  5. Step 5: Solve for x
    x = 2,375,924.05/2,261.06
  6. Step 6: Final answer
    x = 1,050.80

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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.