Home / 4,283.29-6,425.61-1,818.12

Finding the Fourth Proportional to 4,283.29, 6,425.61 and 1,818.12

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Solution

The fourth proportional to 4,283.29, 6,425.61 and 1,818.12 is: 2,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.29 : 6,425.61 = 1,818.12 : x
  2. Step 2: Convert to fraction form
    4,283.29/6,425.61 = 1,818.12/x
  3. Step 3: Cross multiply
    4,283.29x = 6,425.61 × 1,818.12
  4. Step 4: Simplify right side
    4,283.29x = 11,682,530.05
  5. Step 5: Solve for x
    x = 11,682,530.05/4,283.29
  6. Step 6: Final answer
    x = 2,727.47

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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.