Home / 3,931.11-5,881.80-2,343.96

Finding the Fourth Proportional to 3,931.11, 5,881.80 and 2,343.96

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Solution

The fourth proportional to 3,931.11, 5,881.80 and 2,343.96 is: 3,507.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.11 : 5,881.80 = 2,343.96 : x
  2. Step 2: Convert to fraction form
    3,931.11/5,881.80 = 2,343.96/x
  3. Step 3: Cross multiply
    3,931.11x = 5,881.80 × 2,343.96
  4. Step 4: Simplify right side
    3,931.11x = 13,786,703.93
  5. Step 5: Solve for x
    x = 13,786,703.93/3,931.11
  6. Step 6: Final answer
    x = 3,507.08

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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.