Home / 3,649.54-5,035.47-2,055.88

Finding the Fourth Proportional to 3,649.54, 5,035.47 and 2,055.88

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Solution

The fourth proportional to 3,649.54, 5,035.47 and 2,055.88 is: 2,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.54 : 5,035.47 = 2,055.88 : x
  2. Step 2: Convert to fraction form
    3,649.54/5,035.47 = 2,055.88/x
  3. Step 3: Cross multiply
    3,649.54x = 5,035.47 × 2,055.88
  4. Step 4: Simplify right side
    3,649.54x = 10,352,286.61
  5. Step 5: Solve for x
    x = 10,352,286.61/3,649.54
  6. Step 6: Final answer
    x = 2,836.60

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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.