Home / 4,724.91-7,082.74-1,761.19

Finding the Fourth Proportional to 4,724.91, 7,082.74 and 1,761.19

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Solution

The fourth proportional to 4,724.91, 7,082.74 and 1,761.19 is: 2,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.91 : 7,082.74 = 1,761.19 : x
  2. Step 2: Convert to fraction form
    4,724.91/7,082.74 = 1,761.19/x
  3. Step 3: Cross multiply
    4,724.91x = 7,082.74 × 1,761.19
  4. Step 4: Simplify right side
    4,724.91x = 12,474,035.36
  5. Step 5: Solve for x
    x = 12,474,035.36/4,724.91
  6. Step 6: Final answer
    x = 2,640.06

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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.