Home / 2,376.96-3,280.41-1,933.62

Finding the Fourth Proportional to 2,376.96, 3,280.41 and 1,933.62

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Solution

The fourth proportional to 2,376.96, 3,280.41 and 1,933.62 is: 2,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.96 : 3,280.41 = 1,933.62 : x
  2. Step 2: Convert to fraction form
    2,376.96/3,280.41 = 1,933.62/x
  3. Step 3: Cross multiply
    2,376.96x = 3,280.41 × 1,933.62
  4. Step 4: Simplify right side
    2,376.96x = 6,343,066.38
  5. Step 5: Solve for x
    x = 6,343,066.38/2,376.96
  6. Step 6: Final answer
    x = 2,668.56

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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.