Home / 7,540.93-11,311.40-4,256.79

Finding the Fourth Proportional to 7,540.93, 11,311.40 and 4,256.79

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Solution

The fourth proportional to 7,540.93, 11,311.40 and 4,256.79 is: 6,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.93 : 11,311.40 = 4,256.79 : x
  2. Step 2: Convert to fraction form
    7,540.93/11,311.40 = 4,256.79/x
  3. Step 3: Cross multiply
    7,540.93x = 11,311.40 × 4,256.79
  4. Step 4: Simplify right side
    7,540.93x = 48,150,254.41
  5. Step 5: Solve for x
    x = 48,150,254.41/7,540.93
  6. Step 6: Final answer
    x = 6,385.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.