Home / 3,041.02-4,196.62-1,643.78

Finding the Fourth Proportional to 3,041.02, 4,196.62 and 1,643.78

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Solution

The fourth proportional to 3,041.02, 4,196.62 and 1,643.78 is: 2,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.02 : 4,196.62 = 1,643.78 : x
  2. Step 2: Convert to fraction form
    3,041.02/4,196.62 = 1,643.78/x
  3. Step 3: Cross multiply
    3,041.02x = 4,196.62 × 1,643.78
  4. Step 4: Simplify right side
    3,041.02x = 6,898,320.02
  5. Step 5: Solve for x
    x = 6,898,320.02/3,041.02
  6. Step 6: Final answer
    x = 2,268.42

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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.