Home / 3,041.60-4,197.78-1,863.02

Finding the Fourth Proportional to 3,041.60, 4,197.78 and 1,863.02

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Solution

The fourth proportional to 3,041.60, 4,197.78 and 1,863.02 is: 2,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.60 : 4,197.78 = 1,863.02 : x
  2. Step 2: Convert to fraction form
    3,041.60/4,197.78 = 1,863.02/x
  3. Step 3: Cross multiply
    3,041.60x = 4,197.78 × 1,863.02
  4. Step 4: Simplify right side
    3,041.60x = 7,820,548.10
  5. Step 5: Solve for x
    x = 7,820,548.10/3,041.60
  6. Step 6: Final answer
    x = 2,571.20

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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.