Home / 3,711.76-5,566.36-1,245.99

Finding the Fourth Proportional to 3,711.76, 5,566.36 and 1,245.99

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Solution

The fourth proportional to 3,711.76, 5,566.36 and 1,245.99 is: 1,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.76 : 5,566.36 = 1,245.99 : x
  2. Step 2: Convert to fraction form
    3,711.76/5,566.36 = 1,245.99/x
  3. Step 3: Cross multiply
    3,711.76x = 5,566.36 × 1,245.99
  4. Step 4: Simplify right side
    3,711.76x = 6,935,628.90
  5. Step 5: Solve for x
    x = 6,935,628.90/3,711.76
  6. Step 6: Final answer
    x = 1,868.56

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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.