Home / 7,181.29-10,771.80-3,483.82

Finding the Fourth Proportional to 7,181.29, 10,771.80 and 3,483.82

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Solution

The fourth proportional to 7,181.29, 10,771.80 and 3,483.82 is: 5,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.29 : 10,771.80 = 3,483.82 : x
  2. Step 2: Convert to fraction form
    7,181.29/10,771.80 = 3,483.82/x
  3. Step 3: Cross multiply
    7,181.29x = 10,771.80 × 3,483.82
  4. Step 4: Simplify right side
    7,181.29x = 37,527,012.28
  5. Step 5: Solve for x
    x = 37,527,012.28/7,181.29
  6. Step 6: Final answer
    x = 5,225.66

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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.