Home / 5,077.10-7,614.19-1,956.86

Finding the Fourth Proportional to 5,077.10, 7,614.19 and 1,956.86

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Solution

The fourth proportional to 5,077.10, 7,614.19 and 1,956.86 is: 2,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.10 : 7,614.19 = 1,956.86 : x
  2. Step 2: Convert to fraction form
    5,077.10/7,614.19 = 1,956.86/x
  3. Step 3: Cross multiply
    5,077.10x = 7,614.19 × 1,956.86
  4. Step 4: Simplify right side
    5,077.10x = 14,899,903.84
  5. Step 5: Solve for x
    x = 14,899,903.84/5,077.10
  6. Step 6: Final answer
    x = 2,934.73

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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.