Home / 3,376.46-5,066.96-1,185.20

Finding the Fourth Proportional to 3,376.46, 5,066.96 and 1,185.20

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Solution

The fourth proportional to 3,376.46, 5,066.96 and 1,185.20 is: 1,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.46 : 5,066.96 = 1,185.20 : x
  2. Step 2: Convert to fraction form
    3,376.46/5,066.96 = 1,185.20/x
  3. Step 3: Cross multiply
    3,376.46x = 5,066.96 × 1,185.20
  4. Step 4: Simplify right side
    3,376.46x = 6,005,360.99
  5. Step 5: Solve for x
    x = 6,005,360.99/3,376.46
  6. Step 6: Final answer
    x = 1,778.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.