Home / 3,042.64-4,194.36-2,621.14

Finding the Fourth Proportional to 3,042.64, 4,194.36 and 2,621.14

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Solution

The fourth proportional to 3,042.64, 4,194.36 and 2,621.14 is: 3,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.64 : 4,194.36 = 2,621.14 : x
  2. Step 2: Convert to fraction form
    3,042.64/4,194.36 = 2,621.14/x
  3. Step 3: Cross multiply
    3,042.64x = 4,194.36 × 2,621.14
  4. Step 4: Simplify right side
    3,042.64x = 10,994,004.77
  5. Step 5: Solve for x
    x = 10,994,004.77/3,042.64
  6. Step 6: Final answer
    x = 3,613.31

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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.