Home / 4,724.70-7,087.32-1,803.24

Finding the Fourth Proportional to 4,724.70, 7,087.32 and 1,803.24

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Solution

The fourth proportional to 4,724.70, 7,087.32 and 1,803.24 is: 2,704.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.70 : 7,087.32 = 1,803.24 : x
  2. Step 2: Convert to fraction form
    4,724.70/7,087.32 = 1,803.24/x
  3. Step 3: Cross multiply
    4,724.70x = 7,087.32 × 1,803.24
  4. Step 4: Simplify right side
    4,724.70x = 12,780,138.92
  5. Step 5: Solve for x
    x = 12,780,138.92/4,724.70
  6. Step 6: Final answer
    x = 2,704.96

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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.