Home / 7,742.44-11,605.70-3,060.53

Finding the Fourth Proportional to 7,742.44, 11,605.70 and 3,060.53

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Solution

The fourth proportional to 7,742.44, 11,605.70 and 3,060.53 is: 4,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.44 : 11,605.70 = 3,060.53 : x
  2. Step 2: Convert to fraction form
    7,742.44/11,605.70 = 3,060.53/x
  3. Step 3: Cross multiply
    7,742.44x = 11,605.70 × 3,060.53
  4. Step 4: Simplify right side
    7,742.44x = 35,519,634.23
  5. Step 5: Solve for x
    x = 35,519,634.23/7,742.44
  6. Step 6: Final answer
    x = 4,587.66

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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.