Home / 3,818.48-5,729.40-2,061.46

Finding the Fourth Proportional to 3,818.48, 5,729.40 and 2,061.46

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Solution

The fourth proportional to 3,818.48, 5,729.40 and 2,061.46 is: 3,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.48 : 5,729.40 = 2,061.46 : x
  2. Step 2: Convert to fraction form
    3,818.48/5,729.40 = 2,061.46/x
  3. Step 3: Cross multiply
    3,818.48x = 5,729.40 × 2,061.46
  4. Step 4: Simplify right side
    3,818.48x = 11,810,928.92
  5. Step 5: Solve for x
    x = 11,810,928.92/3,818.48
  6. Step 6: Final answer
    x = 3,093.10

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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.