Home / 7,836.71-11,739.54-4,717.54

Finding the Fourth Proportional to 7,836.71, 11,739.54 and 4,717.54

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Solution

The fourth proportional to 7,836.71, 11,739.54 and 4,717.54 is: 7,066.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.71 : 11,739.54 = 4,717.54 : x
  2. Step 2: Convert to fraction form
    7,836.71/11,739.54 = 4,717.54/x
  3. Step 3: Cross multiply
    7,836.71x = 11,739.54 × 4,717.54
  4. Step 4: Simplify right side
    7,836.71x = 55,381,690.83
  5. Step 5: Solve for x
    x = 55,381,690.83/7,836.71
  6. Step 6: Final answer
    x = 7,066.96

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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.