Home / 3,958.34-5,937.57-1,185.17

Finding the Fourth Proportional to 3,958.34, 5,937.57 and 1,185.17

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Solution

The fourth proportional to 3,958.34, 5,937.57 and 1,185.17 is: 1,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.34 : 5,937.57 = 1,185.17 : x
  2. Step 2: Convert to fraction form
    3,958.34/5,937.57 = 1,185.17/x
  3. Step 3: Cross multiply
    3,958.34x = 5,937.57 × 1,185.17
  4. Step 4: Simplify right side
    3,958.34x = 7,037,000.15
  5. Step 5: Solve for x
    x = 7,037,000.15/3,958.34
  6. Step 6: Final answer
    x = 1,777.77

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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.