Home / 5,575.16-7,693.42-3,091

Finding the Fourth Proportional to 5,575.16, 7,693.42 and 3,091

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Solution

The fourth proportional to 5,575.16, 7,693.42 and 3,091 is: 4,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.16 : 7,693.42 = 3,091 : x
  2. Step 2: Convert to fraction form
    5,575.16/7,693.42 = 3,091/x
  3. Step 3: Cross multiply
    5,575.16x = 7,693.42 × 3,091
  4. Step 4: Simplify right side
    5,575.16x = 23,780,361.22
  5. Step 5: Solve for x
    x = 23,780,361.22/5,575.16
  6. Step 6: Final answer
    x = 4,265.41

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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.