Home / 2,882.01-3,973.77-1,886.97

Finding the Fourth Proportional to 2,882.01, 3,973.77 and 1,886.97

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Solution

The fourth proportional to 2,882.01, 3,973.77 and 1,886.97 is: 2,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.01 : 3,973.77 = 1,886.97 : x
  2. Step 2: Convert to fraction form
    2,882.01/3,973.77 = 1,886.97/x
  3. Step 3: Cross multiply
    2,882.01x = 3,973.77 × 1,886.97
  4. Step 4: Simplify right side
    2,882.01x = 7,498,384.78
  5. Step 5: Solve for x
    x = 7,498,384.78/2,882.01
  6. Step 6: Final answer
    x = 2,601.79

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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.