Home / 2,834.46-4,254.80-2,091.76

Finding the Fourth Proportional to 2,834.46, 4,254.80 and 2,091.76

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Solution

The fourth proportional to 2,834.46, 4,254.80 and 2,091.76 is: 3,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.46 : 4,254.80 = 2,091.76 : x
  2. Step 2: Convert to fraction form
    2,834.46/4,254.80 = 2,091.76/x
  3. Step 3: Cross multiply
    2,834.46x = 4,254.80 × 2,091.76
  4. Step 4: Simplify right side
    2,834.46x = 8,899,999.35
  5. Step 5: Solve for x
    x = 8,899,999.35/2,834.46
  6. Step 6: Final answer
    x = 3,139.93

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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.