Home / 5,091.16-7,025.70-2,965.72

Finding the Fourth Proportional to 5,091.16, 7,025.70 and 2,965.72

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Solution

The fourth proportional to 5,091.16, 7,025.70 and 2,965.72 is: 4,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.16 : 7,025.70 = 2,965.72 : x
  2. Step 2: Convert to fraction form
    5,091.16/7,025.70 = 2,965.72/x
  3. Step 3: Cross multiply
    5,091.16x = 7,025.70 × 2,965.72
  4. Step 4: Simplify right side
    5,091.16x = 20,836,259.00
  5. Step 5: Solve for x
    x = 20,836,259.00/5,091.16
  6. Step 6: Final answer
    x = 4,092.63

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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.