Home / 7,366.78-11,052.60-2,981.86

Finding the Fourth Proportional to 7,366.78, 11,052.60 and 2,981.86

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Solution

The fourth proportional to 7,366.78, 11,052.60 and 2,981.86 is: 4,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.78 : 11,052.60 = 2,981.86 : x
  2. Step 2: Convert to fraction form
    7,366.78/11,052.60 = 2,981.86/x
  3. Step 3: Cross multiply
    7,366.78x = 11,052.60 × 2,981.86
  4. Step 4: Simplify right side
    7,366.78x = 32,957,305.84
  5. Step 5: Solve for x
    x = 32,957,305.84/7,366.78
  6. Step 6: Final answer
    x = 4,473.77

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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.