Home / 6,623.71-9,937.32-3,847.72

Finding the Fourth Proportional to 6,623.71, 9,937.32 and 3,847.72

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Solution

The fourth proportional to 6,623.71, 9,937.32 and 3,847.72 is: 5,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.71 : 9,937.32 = 3,847.72 : x
  2. Step 2: Convert to fraction form
    6,623.71/9,937.32 = 3,847.72/x
  3. Step 3: Cross multiply
    6,623.71x = 9,937.32 × 3,847.72
  4. Step 4: Simplify right side
    6,623.71x = 38,235,976.32
  5. Step 5: Solve for x
    x = 38,235,976.32/6,623.71
  6. Step 6: Final answer
    x = 5,772.59

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1.5x scale

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.