Home / 7,491.69-11,237.74-1,944.91

Finding the Fourth Proportional to 7,491.69, 11,237.74 and 1,944.91

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Solution

The fourth proportional to 7,491.69, 11,237.74 and 1,944.91 is: 2,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.69 : 11,237.74 = 1,944.91 : x
  2. Step 2: Convert to fraction form
    7,491.69/11,237.74 = 1,944.91/x
  3. Step 3: Cross multiply
    7,491.69x = 11,237.74 × 1,944.91
  4. Step 4: Simplify right side
    7,491.69x = 21,856,402.09
  5. Step 5: Solve for x
    x = 21,856,402.09/7,491.69
  6. Step 6: Final answer
    x = 2,917.42

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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.