Home / 6,450.44-8,901.29-3,617.46

Finding the Fourth Proportional to 6,450.44, 8,901.29 and 3,617.46

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Solution

The fourth proportional to 6,450.44, 8,901.29 and 3,617.46 is: 4,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.44 : 8,901.29 = 3,617.46 : x
  2. Step 2: Convert to fraction form
    6,450.44/8,901.29 = 3,617.46/x
  3. Step 3: Cross multiply
    6,450.44x = 8,901.29 × 3,617.46
  4. Step 4: Simplify right side
    6,450.44x = 32,200,069.57
  5. Step 5: Solve for x
    x = 32,200,069.57/6,450.44
  6. Step 6: Final answer
    x = 4,991.92

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Half scale
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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.