Home / 6,621.44-9,932.16-4,317.44

Finding the Fourth Proportional to 6,621.44, 9,932.16 and 4,317.44

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Solution

The fourth proportional to 6,621.44, 9,932.16 and 4,317.44 is: 6,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.44 : 9,932.16 = 4,317.44 : x
  2. Step 2: Convert to fraction form
    6,621.44/9,932.16 = 4,317.44/x
  3. Step 3: Cross multiply
    6,621.44x = 9,932.16 × 4,317.44
  4. Step 4: Simplify right side
    6,621.44x = 42,881,504.87
  5. Step 5: Solve for x
    x = 42,881,504.87/6,621.44
  6. Step 6: Final answer
    x = 6,476.16

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Similar ratio
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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.