Home / 3,381.24-5,066.55-2,858.79

Finding the Fourth Proportional to 3,381.24, 5,066.55 and 2,858.79

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Solution

The fourth proportional to 3,381.24, 5,066.55 and 2,858.79 is: 4,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.24 : 5,066.55 = 2,858.79 : x
  2. Step 2: Convert to fraction form
    3,381.24/5,066.55 = 2,858.79/x
  3. Step 3: Cross multiply
    3,381.24x = 5,066.55 × 2,858.79
  4. Step 4: Simplify right side
    3,381.24x = 14,484,202.47
  5. Step 5: Solve for x
    x = 14,484,202.47/3,381.24
  6. Step 6: Final answer
    x = 4,283.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.