Home / 2,334.04-3,220.82-1,286.10

Finding the Fourth Proportional to 2,334.04, 3,220.82 and 1,286.10

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Solution

The fourth proportional to 2,334.04, 3,220.82 and 1,286.10 is: 1,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.04 : 3,220.82 = 1,286.10 : x
  2. Step 2: Convert to fraction form
    2,334.04/3,220.82 = 1,286.10/x
  3. Step 3: Cross multiply
    2,334.04x = 3,220.82 × 1,286.10
  4. Step 4: Simplify right side
    2,334.04x = 4,142,296.60
  5. Step 5: Solve for x
    x = 4,142,296.60/2,334.04
  6. Step 6: Final answer
    x = 1,774.73

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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.