Home / 4,202.20-5,798.94-2,631.16

Finding the Fourth Proportional to 4,202.20, 5,798.94 and 2,631.16

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Solution

The fourth proportional to 4,202.20, 5,798.94 and 2,631.16 is: 3,630.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.20 : 5,798.94 = 2,631.16 : x
  2. Step 2: Convert to fraction form
    4,202.20/5,798.94 = 2,631.16/x
  3. Step 3: Cross multiply
    4,202.20x = 5,798.94 × 2,631.16
  4. Step 4: Simplify right side
    4,202.20x = 15,257,938.97
  5. Step 5: Solve for x
    x = 15,257,938.97/4,202.20
  6. Step 6: Final answer
    x = 3,630.94

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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.