Home / 7,576.36-11,349.82-4,279.24

Finding the Fourth Proportional to 7,576.36, 11,349.82 and 4,279.24

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Solution

The fourth proportional to 7,576.36, 11,349.82 and 4,279.24 is: 6,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.36 : 11,349.82 = 4,279.24 : x
  2. Step 2: Convert to fraction form
    7,576.36/11,349.82 = 4,279.24/x
  3. Step 3: Cross multiply
    7,576.36x = 11,349.82 × 4,279.24
  4. Step 4: Simplify right side
    7,576.36x = 48,568,603.74
  5. Step 5: Solve for x
    x = 48,568,603.74/7,576.36
  6. Step 6: Final answer
    x = 6,410.55

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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.