Home / 3,881.24-5,818.79-2,235.87

Finding the Fourth Proportional to 3,881.24, 5,818.79 and 2,235.87

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Solution

The fourth proportional to 3,881.24, 5,818.79 and 2,235.87 is: 3,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.24 : 5,818.79 = 2,235.87 : x
  2. Step 2: Convert to fraction form
    3,881.24/5,818.79 = 2,235.87/x
  3. Step 3: Cross multiply
    3,881.24x = 5,818.79 × 2,235.87
  4. Step 4: Simplify right side
    3,881.24x = 13,010,026.46
  5. Step 5: Solve for x
    x = 13,010,026.46/3,881.24
  6. Step 6: Final answer
    x = 3,352.03

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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.