Home / 2,747.52-3,792.96-1,966.68

Finding the Fourth Proportional to 2,747.52, 3,792.96 and 1,966.68

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Solution

The fourth proportional to 2,747.52, 3,792.96 and 1,966.68 is: 2,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.52 : 3,792.96 = 1,966.68 : x
  2. Step 2: Convert to fraction form
    2,747.52/3,792.96 = 1,966.68/x
  3. Step 3: Cross multiply
    2,747.52x = 3,792.96 × 1,966.68
  4. Step 4: Simplify right side
    2,747.52x = 7,459,538.57
  5. Step 5: Solve for x
    x = 7,459,538.57/2,747.52
  6. Step 6: Final answer
    x = 2,715.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.