Home / 4,917.77-7,376.67-1,631.12

Finding the Fourth Proportional to 4,917.77, 7,376.67 and 1,631.12

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Solution

The fourth proportional to 4,917.77, 7,376.67 and 1,631.12 is: 2,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.77 : 7,376.67 = 1,631.12 : x
  2. Step 2: Convert to fraction form
    4,917.77/7,376.67 = 1,631.12/x
  3. Step 3: Cross multiply
    4,917.77x = 7,376.67 × 1,631.12
  4. Step 4: Simplify right side
    4,917.77x = 12,032,233.97
  5. Step 5: Solve for x
    x = 12,032,233.97/4,917.77
  6. Step 6: Final answer
    x = 2,446.68

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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.