Home / 2,864.15-4,263.66-2,729.96

Finding the Fourth Proportional to 2,864.15, 4,263.66 and 2,729.96

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Solution

The fourth proportional to 2,864.15, 4,263.66 and 2,729.96 is: 4,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.15 : 4,263.66 = 2,729.96 : x
  2. Step 2: Convert to fraction form
    2,864.15/4,263.66 = 2,729.96/x
  3. Step 3: Cross multiply
    2,864.15x = 4,263.66 × 2,729.96
  4. Step 4: Simplify right side
    2,864.15x = 11,639,621.25
  5. Step 5: Solve for x
    x = 11,639,621.25/2,864.15
  6. Step 6: Final answer
    x = 4,063.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.