Home / 3,166.78-4,363.59-2,693.02

Finding the Fourth Proportional to 3,166.78, 4,363.59 and 2,693.02

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Solution

The fourth proportional to 3,166.78, 4,363.59 and 2,693.02 is: 3,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.78 : 4,363.59 = 2,693.02 : x
  2. Step 2: Convert to fraction form
    3,166.78/4,363.59 = 2,693.02/x
  3. Step 3: Cross multiply
    3,166.78x = 4,363.59 × 2,693.02
  4. Step 4: Simplify right side
    3,166.78x = 11,751,235.14
  5. Step 5: Solve for x
    x = 11,751,235.14/3,166.78
  6. Step 6: Final answer
    x = 3,710.78

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1.5x scale

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.