Home / 3,649.73-5,036.58-2,077.79

Finding the Fourth Proportional to 3,649.73, 5,036.58 and 2,077.79

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Solution

The fourth proportional to 3,649.73, 5,036.58 and 2,077.79 is: 2,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.73 : 5,036.58 = 2,077.79 : x
  2. Step 2: Convert to fraction form
    3,649.73/5,036.58 = 2,077.79/x
  3. Step 3: Cross multiply
    3,649.73x = 5,036.58 × 2,077.79
  4. Step 4: Simplify right side
    3,649.73x = 10,464,930.38
  5. Step 5: Solve for x
    x = 10,464,930.38/3,649.73
  6. Step 6: Final answer
    x = 2,867.32

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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.