Home / 2,829.75-4,242.47-1,529.43

Finding the Fourth Proportional to 2,829.75, 4,242.47 and 1,529.43

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Solution

The fourth proportional to 2,829.75, 4,242.47 and 1,529.43 is: 2,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.75 : 4,242.47 = 1,529.43 : x
  2. Step 2: Convert to fraction form
    2,829.75/4,242.47 = 1,529.43/x
  3. Step 3: Cross multiply
    2,829.75x = 4,242.47 × 1,529.43
  4. Step 4: Simplify right side
    2,829.75x = 6,488,553.24
  5. Step 5: Solve for x
    x = 6,488,553.24/2,829.75
  6. Step 6: Final answer
    x = 2,292.98

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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.