Home / 2,882.25-3,977.64-1,763.07

Finding the Fourth Proportional to 2,882.25, 3,977.64 and 1,763.07

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Solution

The fourth proportional to 2,882.25, 3,977.64 and 1,763.07 is: 2,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.25 : 3,977.64 = 1,763.07 : x
  2. Step 2: Convert to fraction form
    2,882.25/3,977.64 = 1,763.07/x
  3. Step 3: Cross multiply
    2,882.25x = 3,977.64 × 1,763.07
  4. Step 4: Simplify right side
    2,882.25x = 7,012,857.75
  5. Step 5: Solve for x
    x = 7,012,857.75/2,882.25
  6. Step 6: Final answer
    x = 2,433.12

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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.