Home / 4,725.47-7,089.79-2,092.61

Finding the Fourth Proportional to 4,725.47, 7,089.79 and 2,092.61

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Solution

The fourth proportional to 4,725.47, 7,089.79 and 2,092.61 is: 3,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.47 : 7,089.79 = 2,092.61 : x
  2. Step 2: Convert to fraction form
    4,725.47/7,089.79 = 2,092.61/x
  3. Step 3: Cross multiply
    4,725.47x = 7,089.79 × 2,092.61
  4. Step 4: Simplify right side
    4,725.47x = 14,836,188.41
  5. Step 5: Solve for x
    x = 14,836,188.41/4,725.47
  6. Step 6: Final answer
    x = 3,139.62

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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.