Home / 2,826.50-4,234.26-2,084.75

Finding the Fourth Proportional to 2,826.50, 4,234.26 and 2,084.75

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Solution

The fourth proportional to 2,826.50, 4,234.26 and 2,084.75 is: 3,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.50 : 4,234.26 = 2,084.75 : x
  2. Step 2: Convert to fraction form
    2,826.50/4,234.26 = 2,084.75/x
  3. Step 3: Cross multiply
    2,826.50x = 4,234.26 × 2,084.75
  4. Step 4: Simplify right side
    2,826.50x = 8,827,373.54
  5. Step 5: Solve for x
    x = 8,827,373.54/2,826.50
  6. Step 6: Final answer
    x = 3,123.08

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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.