Home / 4,230.73-6,347.39-1,892.70

Finding the Fourth Proportional to 4,230.73, 6,347.39 and 1,892.70

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Solution

The fourth proportional to 4,230.73, 6,347.39 and 1,892.70 is: 2,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.73 : 6,347.39 = 1,892.70 : x
  2. Step 2: Convert to fraction form
    4,230.73/6,347.39 = 1,892.70/x
  3. Step 3: Cross multiply
    4,230.73x = 6,347.39 × 1,892.70
  4. Step 4: Simplify right side
    4,230.73x = 12,013,705.05
  5. Step 5: Solve for x
    x = 12,013,705.05/4,230.73
  6. Step 6: Final answer
    x = 2,839.63

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1.5x scale

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.