Home / 3,574.48-4,932.62-2,082.20

Finding the Fourth Proportional to 3,574.48, 4,932.62 and 2,082.20

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Solution

The fourth proportional to 3,574.48, 4,932.62 and 2,082.20 is: 2,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.48 : 4,932.62 = 2,082.20 : x
  2. Step 2: Convert to fraction form
    3,574.48/4,932.62 = 2,082.20/x
  3. Step 3: Cross multiply
    3,574.48x = 4,932.62 × 2,082.20
  4. Step 4: Simplify right side
    3,574.48x = 10,270,701.36
  5. Step 5: Solve for x
    x = 10,270,701.36/3,574.48
  6. Step 6: Final answer
    x = 2,873.34

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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.