Home / 3,214.52-4,436.86-1,818.04

Finding the Fourth Proportional to 3,214.52, 4,436.86 and 1,818.04

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Solution

The fourth proportional to 3,214.52, 4,436.86 and 1,818.04 is: 2,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.52 : 4,436.86 = 1,818.04 : x
  2. Step 2: Convert to fraction form
    3,214.52/4,436.86 = 1,818.04/x
  3. Step 3: Cross multiply
    3,214.52x = 4,436.86 × 1,818.04
  4. Step 4: Simplify right side
    3,214.52x = 8,066,388.95
  5. Step 5: Solve for x
    x = 8,066,388.95/3,214.52
  6. Step 6: Final answer
    x = 2,509.36

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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.