Home / 4,003.17-5,965.46-3,870.87

Finding the Fourth Proportional to 4,003.17, 5,965.46 and 3,870.87

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Solution

The fourth proportional to 4,003.17, 5,965.46 and 3,870.87 is: 5,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.17 : 5,965.46 = 3,870.87 : x
  2. Step 2: Convert to fraction form
    4,003.17/5,965.46 = 3,870.87/x
  3. Step 3: Cross multiply
    4,003.17x = 5,965.46 × 3,870.87
  4. Step 4: Simplify right side
    4,003.17x = 23,091,500.80
  5. Step 5: Solve for x
    x = 23,091,500.80/4,003.17
  6. Step 6: Final answer
    x = 5,768.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.