Home / 2,799.30-3,860.94-2,053.02

Finding the Fourth Proportional to 2,799.30, 3,860.94 and 2,053.02

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Solution

The fourth proportional to 2,799.30, 3,860.94 and 2,053.02 is: 2,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.30 : 3,860.94 = 2,053.02 : x
  2. Step 2: Convert to fraction form
    2,799.30/3,860.94 = 2,053.02/x
  3. Step 3: Cross multiply
    2,799.30x = 3,860.94 × 2,053.02
  4. Step 4: Simplify right side
    2,799.30x = 7,926,587.04
  5. Step 5: Solve for x
    x = 7,926,587.04/2,799.30
  6. Step 6: Final answer
    x = 2,831.63

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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.