Home / 4,966.72-6,851.68-3,197.76

Finding the Fourth Proportional to 4,966.72, 6,851.68 and 3,197.76

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Solution

The fourth proportional to 4,966.72, 6,851.68 and 3,197.76 is: 4,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.72 : 6,851.68 = 3,197.76 : x
  2. Step 2: Convert to fraction form
    4,966.72/6,851.68 = 3,197.76/x
  3. Step 3: Cross multiply
    4,966.72x = 6,851.68 × 3,197.76
  4. Step 4: Simplify right side
    4,966.72x = 21,910,028.24
  5. Step 5: Solve for x
    x = 21,910,028.24/4,966.72
  6. Step 6: Final answer
    x = 4,411.37

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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.