Home / 3,864.96-5,333.16-2,292.75

Finding the Fourth Proportional to 3,864.96, 5,333.16 and 2,292.75

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Solution

The fourth proportional to 3,864.96, 5,333.16 and 2,292.75 is: 3,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.96 : 5,333.16 = 2,292.75 : x
  2. Step 2: Convert to fraction form
    3,864.96/5,333.16 = 2,292.75/x
  3. Step 3: Cross multiply
    3,864.96x = 5,333.16 × 2,292.75
  4. Step 4: Simplify right side
    3,864.96x = 12,227,602.59
  5. Step 5: Solve for x
    x = 12,227,602.59/3,864.96
  6. Step 6: Final answer
    x = 3,163.71

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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.