Home / 7,944.52-11,916.78-2,747.56

Finding the Fourth Proportional to 7,944.52, 11,916.78 and 2,747.56

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Solution

The fourth proportional to 7,944.52, 11,916.78 and 2,747.56 is: 4,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.52 : 11,916.78 = 2,747.56 : x
  2. Step 2: Convert to fraction form
    7,944.52/11,916.78 = 2,747.56/x
  3. Step 3: Cross multiply
    7,944.52x = 11,916.78 × 2,747.56
  4. Step 4: Simplify right side
    7,944.52x = 32,742,068.06
  5. Step 5: Solve for x
    x = 32,742,068.06/7,944.52
  6. Step 6: Final answer
    x = 4,121.34

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Similar ratio
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1.5x scale

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.