Home / 5,157.61-7,733.21-2,233.44

Finding the Fourth Proportional to 5,157.61, 7,733.21 and 2,233.44

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Solution

The fourth proportional to 5,157.61, 7,733.21 and 2,233.44 is: 3,348.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.61 : 7,733.21 = 2,233.44 : x
  2. Step 2: Convert to fraction form
    5,157.61/7,733.21 = 2,233.44/x
  3. Step 3: Cross multiply
    5,157.61x = 7,733.21 × 2,233.44
  4. Step 4: Simplify right side
    5,157.61x = 17,271,649.38
  5. Step 5: Solve for x
    x = 17,271,649.38/5,157.61
  6. Step 6: Final answer
    x = 3,348.77

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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.