Home / 4,972.01-6,857.48-3,082.53

Finding the Fourth Proportional to 4,972.01, 6,857.48 and 3,082.53

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Solution

The fourth proportional to 4,972.01, 6,857.48 and 3,082.53 is: 4,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.01 : 6,857.48 = 3,082.53 : x
  2. Step 2: Convert to fraction form
    4,972.01/6,857.48 = 3,082.53/x
  3. Step 3: Cross multiply
    4,972.01x = 6,857.48 × 3,082.53
  4. Step 4: Simplify right side
    4,972.01x = 21,138,387.82
  5. Step 5: Solve for x
    x = 21,138,387.82/4,972.01
  6. Step 6: Final answer
    x = 4,251.48

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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.