Home / 3,041.30-4,196.99-1,644.05

Finding the Fourth Proportional to 3,041.30, 4,196.99 and 1,644.05

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Solution

The fourth proportional to 3,041.30, 4,196.99 and 1,644.05 is: 2,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.30 : 4,196.99 = 1,644.05 : x
  2. Step 2: Convert to fraction form
    3,041.30/4,196.99 = 1,644.05/x
  3. Step 3: Cross multiply
    3,041.30x = 4,196.99 × 1,644.05
  4. Step 4: Simplify right side
    3,041.30x = 6,900,047.78
  5. Step 5: Solve for x
    x = 6,900,047.78/3,041.30
  6. Step 6: Final answer
    x = 2,268.78

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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.