Home / 3,946.45-5,446.70-2,374.87

Finding the Fourth Proportional to 3,946.45, 5,446.70 and 2,374.87

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Solution

The fourth proportional to 3,946.45, 5,446.70 and 2,374.87 is: 3,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.45 : 5,446.70 = 2,374.87 : x
  2. Step 2: Convert to fraction form
    3,946.45/5,446.70 = 2,374.87/x
  3. Step 3: Cross multiply
    3,946.45x = 5,446.70 × 2,374.87
  4. Step 4: Simplify right side
    3,946.45x = 12,935,204.43
  5. Step 5: Solve for x
    x = 12,935,204.43/3,946.45
  6. Step 6: Final answer
    x = 3,277.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.