Home / 3,237.70-4,848.31-2,138.71

Finding the Fourth Proportional to 3,237.70, 4,848.31 and 2,138.71

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Solution

The fourth proportional to 3,237.70, 4,848.31 and 2,138.71 is: 3,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.70 : 4,848.31 = 2,138.71 : x
  2. Step 2: Convert to fraction form
    3,237.70/4,848.31 = 2,138.71/x
  3. Step 3: Cross multiply
    3,237.70x = 4,848.31 × 2,138.71
  4. Step 4: Simplify right side
    3,237.70x = 10,369,129.08
  5. Step 5: Solve for x
    x = 10,369,129.08/3,237.70
  6. Step 6: Final answer
    x = 3,202.62

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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.