Home / 3,773.64-5,208.02-2,875.75

Finding the Fourth Proportional to 3,773.64, 5,208.02 and 2,875.75

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Solution

The fourth proportional to 3,773.64, 5,208.02 and 2,875.75 is: 3,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.64 : 5,208.02 = 2,875.75 : x
  2. Step 2: Convert to fraction form
    3,773.64/5,208.02 = 2,875.75/x
  3. Step 3: Cross multiply
    3,773.64x = 5,208.02 × 2,875.75
  4. Step 4: Simplify right side
    3,773.64x = 14,976,963.52
  5. Step 5: Solve for x
    x = 14,976,963.52/3,773.64
  6. Step 6: Final answer
    x = 3,968.84

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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.