Home / 3,859.02-5,789.95-2,299.91

Finding the Fourth Proportional to 3,859.02, 5,789.95 and 2,299.91

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Solution

The fourth proportional to 3,859.02, 5,789.95 and 2,299.91 is: 3,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.02 : 5,789.95 = 2,299.91 : x
  2. Step 2: Convert to fraction form
    3,859.02/5,789.95 = 2,299.91/x
  3. Step 3: Cross multiply
    3,859.02x = 5,789.95 × 2,299.91
  4. Step 4: Simplify right side
    3,859.02x = 13,316,329.20
  5. Step 5: Solve for x
    x = 13,316,329.20/3,859.02
  6. Step 6: Final answer
    x = 3,450.70

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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.