Home / 3,799.79-5,237.96-2,959.01

Finding the Fourth Proportional to 3,799.79, 5,237.96 and 2,959.01

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Solution

The fourth proportional to 3,799.79, 5,237.96 and 2,959.01 is: 4,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.79 : 5,237.96 = 2,959.01 : x
  2. Step 2: Convert to fraction form
    3,799.79/5,237.96 = 2,959.01/x
  3. Step 3: Cross multiply
    3,799.79x = 5,237.96 × 2,959.01
  4. Step 4: Simplify right side
    3,799.79x = 15,499,176.02
  5. Step 5: Solve for x
    x = 15,499,176.02/3,799.79
  6. Step 6: Final answer
    x = 4,078.96

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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.