Home / 8,352.05-11,522.86-5,120.82

Finding the Fourth Proportional to 8,352.05, 11,522.86 and 5,120.82

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Solution

The fourth proportional to 8,352.05, 11,522.86 and 5,120.82 is: 7,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.05 : 11,522.86 = 5,120.82 : x
  2. Step 2: Convert to fraction form
    8,352.05/11,522.86 = 5,120.82/x
  3. Step 3: Cross multiply
    8,352.05x = 11,522.86 × 5,120.82
  4. Step 4: Simplify right side
    8,352.05x = 59,006,479.14
  5. Step 5: Solve for x
    x = 59,006,479.14/8,352.05
  6. Step 6: Final answer
    x = 7,064.91

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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.