Home / 7,378.66-11,069.61-2,184.94

Finding the Fourth Proportional to 7,378.66, 11,069.61 and 2,184.94

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Solution

The fourth proportional to 7,378.66, 11,069.61 and 2,184.94 is: 3,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.66 : 11,069.61 = 2,184.94 : x
  2. Step 2: Convert to fraction form
    7,378.66/11,069.61 = 2,184.94/x
  3. Step 3: Cross multiply
    7,378.66x = 11,069.61 × 2,184.94
  4. Step 4: Simplify right side
    7,378.66x = 24,186,367.40
  5. Step 5: Solve for x
    x = 24,186,367.40/7,378.66
  6. Step 6: Final answer
    x = 3,277.88

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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.