Home / 7,378.22-11,060.15-4,084.43

Finding the Fourth Proportional to 7,378.22, 11,060.15 and 4,084.43

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Solution

The fourth proportional to 7,378.22, 11,060.15 and 4,084.43 is: 6,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.22 : 11,060.15 = 4,084.43 : x
  2. Step 2: Convert to fraction form
    7,378.22/11,060.15 = 4,084.43/x
  3. Step 3: Cross multiply
    7,378.22x = 11,060.15 × 4,084.43
  4. Step 4: Simplify right side
    7,378.22x = 45,174,332.74
  5. Step 5: Solve for x
    x = 45,174,332.74/7,378.22
  6. Step 6: Final answer
    x = 6,122.66

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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.