Home / 3,899.40-5,834.73-2,340.35

Finding the Fourth Proportional to 3,899.40, 5,834.73 and 2,340.35

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Solution

The fourth proportional to 3,899.40, 5,834.73 and 2,340.35 is: 3,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.40 : 5,834.73 = 2,340.35 : x
  2. Step 2: Convert to fraction form
    3,899.40/5,834.73 = 2,340.35/x
  3. Step 3: Cross multiply
    3,899.40x = 5,834.73 × 2,340.35
  4. Step 4: Simplify right side
    3,899.40x = 13,655,324.91
  5. Step 5: Solve for x
    x = 13,655,324.91/3,899.40
  6. Step 6: Final answer
    x = 3,501.90

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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.