Home / 7,197.96-10,781.30-3,492.39

Finding the Fourth Proportional to 7,197.96, 10,781.30 and 3,492.39

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Solution

The fourth proportional to 7,197.96, 10,781.30 and 3,492.39 is: 5,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.96 : 10,781.30 = 3,492.39 : x
  2. Step 2: Convert to fraction form
    7,197.96/10,781.30 = 3,492.39/x
  3. Step 3: Cross multiply
    7,197.96x = 10,781.30 × 3,492.39
  4. Step 4: Simplify right side
    7,197.96x = 37,652,504.31
  5. Step 5: Solve for x
    x = 37,652,504.31/7,197.96
  6. Step 6: Final answer
    x = 5,231.00

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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.