Home / 3,066.90-4,235.49-2,361.30

Finding the Fourth Proportional to 3,066.90, 4,235.49 and 2,361.30

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Solution

The fourth proportional to 3,066.90, 4,235.49 and 2,361.30 is: 3,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.90 : 4,235.49 = 2,361.30 : x
  2. Step 2: Convert to fraction form
    3,066.90/4,235.49 = 2,361.30/x
  3. Step 3: Cross multiply
    3,066.90x = 4,235.49 × 2,361.30
  4. Step 4: Simplify right side
    3,066.90x = 10,001,262.54
  5. Step 5: Solve for x
    x = 10,001,262.54/3,066.90
  6. Step 6: Final answer
    x = 3,261.03

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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.