Home / 5,581.16-7,701.86-3,097

Finding the Fourth Proportional to 5,581.16, 7,701.86 and 3,097

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Solution

The fourth proportional to 5,581.16, 7,701.86 and 3,097 is: 4,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.16 : 7,701.86 = 3,097 : x
  2. Step 2: Convert to fraction form
    5,581.16/7,701.86 = 3,097/x
  3. Step 3: Cross multiply
    5,581.16x = 7,701.86 × 3,097
  4. Step 4: Simplify right side
    5,581.16x = 23,852,660.42
  5. Step 5: Solve for x
    x = 23,852,660.42/5,581.16
  6. Step 6: Final answer
    x = 4,273.78

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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.