Home / 2,826.87-4,242.33-2,094.24

Finding the Fourth Proportional to 2,826.87, 4,242.33 and 2,094.24

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Solution

The fourth proportional to 2,826.87, 4,242.33 and 2,094.24 is: 3,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.87 : 4,242.33 = 2,094.24 : x
  2. Step 2: Convert to fraction form
    2,826.87/4,242.33 = 2,094.24/x
  3. Step 3: Cross multiply
    2,826.87x = 4,242.33 × 2,094.24
  4. Step 4: Simplify right side
    2,826.87x = 8,884,457.18
  5. Step 5: Solve for x
    x = 8,884,457.18/2,826.87
  6. Step 6: Final answer
    x = 3,142.86

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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.