Home / 4,399.38-6,599.03-1,112.40

Finding the Fourth Proportional to 4,399.38, 6,599.03 and 1,112.40

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Solution

The fourth proportional to 4,399.38, 6,599.03 and 1,112.40 is: 1,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.38 : 6,599.03 = 1,112.40 : x
  2. Step 2: Convert to fraction form
    4,399.38/6,599.03 = 1,112.40/x
  3. Step 3: Cross multiply
    4,399.38x = 6,599.03 × 1,112.40
  4. Step 4: Simplify right side
    4,399.38x = 7,340,755.41
  5. Step 5: Solve for x
    x = 7,340,755.41/4,399.38
  6. Step 6: Final answer
    x = 1,668.59

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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.