Home / 3,141.12-4,334.86-1,744.14

Finding the Fourth Proportional to 3,141.12, 4,334.86 and 1,744.14

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Solution

The fourth proportional to 3,141.12, 4,334.86 and 1,744.14 is: 2,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.12 : 4,334.86 = 1,744.14 : x
  2. Step 2: Convert to fraction form
    3,141.12/4,334.86 = 1,744.14/x
  3. Step 3: Cross multiply
    3,141.12x = 4,334.86 × 1,744.14
  4. Step 4: Simplify right side
    3,141.12x = 7,560,602.72
  5. Step 5: Solve for x
    x = 7,560,602.72/3,141.12
  6. Step 6: Final answer
    x = 2,406.98

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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.