Home / 4,178.92-6,270.11-1,956.13

Finding the Fourth Proportional to 4,178.92, 6,270.11 and 1,956.13

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Solution

The fourth proportional to 4,178.92, 6,270.11 and 1,956.13 is: 2,935.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.92 : 6,270.11 = 1,956.13 : x
  2. Step 2: Convert to fraction form
    4,178.92/6,270.11 = 1,956.13/x
  3. Step 3: Cross multiply
    4,178.92x = 6,270.11 × 1,956.13
  4. Step 4: Simplify right side
    4,178.92x = 12,265,150.27
  5. Step 5: Solve for x
    x = 12,265,150.27/4,178.92
  6. Step 6: Final answer
    x = 2,935.00

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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.