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Finding the Fourth Proportional to 6,335.92, 8,744.44 and 3,981.25

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Solution

The fourth proportional to 6,335.92, 8,744.44 and 3,981.25 is: 5,494.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335.92 : 8,744.44 = 3,981.25 : x
  2. Step 2: Convert to fraction form
    6,335.92/8,744.44 = 3,981.25/x
  3. Step 3: Cross multiply
    6,335.92x = 8,744.44 × 3,981.25
  4. Step 4: Simplify right side
    6,335.92x = 34,813,758.03
  5. Step 5: Solve for x
    x = 34,813,758.03/6,335.92
  6. Step 6: Final answer
    x = 5,494.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.