Home / 3,042.12-4,195.80-2,296.20

Finding the Fourth Proportional to 3,042.12, 4,195.80 and 2,296.20

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Solution

The fourth proportional to 3,042.12, 4,195.80 and 2,296.20 is: 3,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.12 : 4,195.80 = 2,296.20 : x
  2. Step 2: Convert to fraction form
    3,042.12/4,195.80 = 2,296.20/x
  3. Step 3: Cross multiply
    3,042.12x = 4,195.80 × 2,296.20
  4. Step 4: Simplify right side
    3,042.12x = 9,634,395.96
  5. Step 5: Solve for x
    x = 9,634,395.96/3,042.12
  6. Step 6: Final answer
    x = 3,167.00

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1.5x scale

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.