Home / 3,818.31-5,723.74-1,476.51

Finding the Fourth Proportional to 3,818.31, 5,723.74 and 1,476.51

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Solution

The fourth proportional to 3,818.31, 5,723.74 and 1,476.51 is: 2,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.31 : 5,723.74 = 1,476.51 : x
  2. Step 2: Convert to fraction form
    3,818.31/5,723.74 = 1,476.51/x
  3. Step 3: Cross multiply
    3,818.31x = 5,723.74 × 1,476.51
  4. Step 4: Simplify right side
    3,818.31x = 8,451,159.35
  5. Step 5: Solve for x
    x = 8,451,159.35/3,818.31
  6. Step 6: Final answer
    x = 2,213.32

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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.