Home / 4,399.88-6,599.84-1,112.97

Finding the Fourth Proportional to 4,399.88, 6,599.84 and 1,112.97

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Solution

The fourth proportional to 4,399.88, 6,599.84 and 1,112.97 is: 1,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.88 : 6,599.84 = 1,112.97 : x
  2. Step 2: Convert to fraction form
    4,399.88/6,599.84 = 1,112.97/x
  3. Step 3: Cross multiply
    4,399.88x = 6,599.84 × 1,112.97
  4. Step 4: Simplify right side
    4,399.88x = 7,345,423.92
  5. Step 5: Solve for x
    x = 7,345,423.92/4,399.88
  6. Step 6: Final answer
    x = 1,669.46

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Double scale
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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.