Home / 7,378.03-11,068.67-2,184.31

Finding the Fourth Proportional to 7,378.03, 11,068.67 and 2,184.31

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Solution

The fourth proportional to 7,378.03, 11,068.67 and 2,184.31 is: 3,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.03 : 11,068.67 = 2,184.31 : x
  2. Step 2: Convert to fraction form
    7,378.03/11,068.67 = 2,184.31/x
  3. Step 3: Cross multiply
    7,378.03x = 11,068.67 × 2,184.31
  4. Step 4: Simplify right side
    7,378.03x = 24,177,406.57
  5. Step 5: Solve for x
    x = 24,177,406.57/7,378.03
  6. Step 6: Final answer
    x = 3,276.95

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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.