Home / 5,044.46-6,964.79-3,156.81

Finding the Fourth Proportional to 5,044.46, 6,964.79 and 3,156.81

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Solution

The fourth proportional to 5,044.46, 6,964.79 and 3,156.81 is: 4,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.46 : 6,964.79 = 3,156.81 : x
  2. Step 2: Convert to fraction form
    5,044.46/6,964.79 = 3,156.81/x
  3. Step 3: Cross multiply
    5,044.46x = 6,964.79 × 3,156.81
  4. Step 4: Simplify right side
    5,044.46x = 21,986,476.82
  5. Step 5: Solve for x
    x = 21,986,476.82/5,044.46
  6. Step 6: Final answer
    x = 4,358.54

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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.