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Finding the Fourth Proportional to 3,141, 4,334.43 and 1,882.75

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Solution

The fourth proportional to 3,141, 4,334.43 and 1,882.75 is: 2,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141 : 4,334.43 = 1,882.75 : x
  2. Step 2: Convert to fraction form
    3,141/4,334.43 = 1,882.75/x
  3. Step 3: Cross multiply
    3,141x = 4,334.43 × 1,882.75
  4. Step 4: Simplify right side
    3,141x = 8,160,660.56
  5. Step 5: Solve for x
    x = 8,160,660.56/3,141
  6. Step 6: Final answer
    x = 2,598.11

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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.