Home / 2,854.08-4,282.44-1,211.02

Finding the Fourth Proportional to 2,854.08, 4,282.44 and 1,211.02

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Solution

The fourth proportional to 2,854.08, 4,282.44 and 1,211.02 is: 1,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.08 : 4,282.44 = 1,211.02 : x
  2. Step 2: Convert to fraction form
    2,854.08/4,282.44 = 1,211.02/x
  3. Step 3: Cross multiply
    2,854.08x = 4,282.44 × 1,211.02
  4. Step 4: Simplify right side
    2,854.08x = 5,186,120.49
  5. Step 5: Solve for x
    x = 5,186,120.49/2,854.08
  6. Step 6: Final answer
    x = 1,817.09

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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.