Home / 2,865.90-4,298.05-1,016.77

Finding the Fourth Proportional to 2,865.90, 4,298.05 and 1,016.77

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Solution

The fourth proportional to 2,865.90, 4,298.05 and 1,016.77 is: 1,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.90 : 4,298.05 = 1,016.77 : x
  2. Step 2: Convert to fraction form
    2,865.90/4,298.05 = 1,016.77/x
  3. Step 3: Cross multiply
    2,865.90x = 4,298.05 × 1,016.77
  4. Step 4: Simplify right side
    2,865.90x = 4,370,101.72
  5. Step 5: Solve for x
    x = 4,370,101.72/2,865.90
  6. Step 6: Final answer
    x = 1,524.86

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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.