Home / 4,160.24-5,731.38-2,899.02

Finding the Fourth Proportional to 4,160.24, 5,731.38 and 2,899.02

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Solution

The fourth proportional to 4,160.24, 5,731.38 and 2,899.02 is: 3,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.24 : 5,731.38 = 2,899.02 : x
  2. Step 2: Convert to fraction form
    4,160.24/5,731.38 = 2,899.02/x
  3. Step 3: Cross multiply
    4,160.24x = 5,731.38 × 2,899.02
  4. Step 4: Simplify right side
    4,160.24x = 16,615,385.25
  5. Step 5: Solve for x
    x = 16,615,385.25/4,160.24
  6. Step 6: Final answer
    x = 3,993.85

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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.