Home / 5,364.49-8,046.66-1,857.05

Finding the Fourth Proportional to 5,364.49, 8,046.66 and 1,857.05

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Solution

The fourth proportional to 5,364.49, 8,046.66 and 1,857.05 is: 2,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.49 : 8,046.66 = 1,857.05 : x
  2. Step 2: Convert to fraction form
    5,364.49/8,046.66 = 1,857.05/x
  3. Step 3: Cross multiply
    5,364.49x = 8,046.66 × 1,857.05
  4. Step 4: Simplify right side
    5,364.49x = 14,943,049.95
  5. Step 5: Solve for x
    x = 14,943,049.95/5,364.49
  6. Step 6: Final answer
    x = 2,785.55

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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.