Home / 7,491.07-11,236-1,944.39

Finding the Fourth Proportional to 7,491.07, 11,236 and 1,944.39

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Solution

The fourth proportional to 7,491.07, 11,236 and 1,944.39 is: 2,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.07 : 11,236 = 1,944.39 : x
  2. Step 2: Convert to fraction form
    7,491.07/11,236 = 1,944.39/x
  3. Step 3: Cross multiply
    7,491.07x = 11,236 × 1,944.39
  4. Step 4: Simplify right side
    7,491.07x = 21,847,166.04
  5. Step 5: Solve for x
    x = 21,847,166.04/7,491.07
  6. Step 6: Final answer
    x = 2,916.43

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Double scale
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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.