Home / 3,931.62-5,895.30-1,952.91

Finding the Fourth Proportional to 3,931.62, 5,895.30 and 1,952.91

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Solution

The fourth proportional to 3,931.62, 5,895.30 and 1,952.91 is: 2,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.62 : 5,895.30 = 1,952.91 : x
  2. Step 2: Convert to fraction form
    3,931.62/5,895.30 = 1,952.91/x
  3. Step 3: Cross multiply
    3,931.62x = 5,895.30 × 1,952.91
  4. Step 4: Simplify right side
    3,931.62x = 11,512,965.82
  5. Step 5: Solve for x
    x = 11,512,965.82/3,931.62
  6. Step 6: Final answer
    x = 2,928.30

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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.