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Finding the Fourth Proportional to 3,481.99, 5,225.11 and 1,508.14

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Solution

The fourth proportional to 3,481.99, 5,225.11 and 1,508.14 is: 2,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.99 : 5,225.11 = 1,508.14 : x
  2. Step 2: Convert to fraction form
    3,481.99/5,225.11 = 1,508.14/x
  3. Step 3: Cross multiply
    3,481.99x = 5,225.11 × 1,508.14
  4. Step 4: Simplify right side
    3,481.99x = 7,880,206.69
  5. Step 5: Solve for x
    x = 7,880,206.69/3,481.99
  6. Step 6: Final answer
    x = 2,263.13

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1.5x scale

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.