Home / 7,467.49-11,193.41-2,785.61

Finding the Fourth Proportional to 7,467.49, 11,193.41 and 2,785.61

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Solution

The fourth proportional to 7,467.49, 11,193.41 and 2,785.61 is: 4,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.49 : 11,193.41 = 2,785.61 : x
  2. Step 2: Convert to fraction form
    7,467.49/11,193.41 = 2,785.61/x
  3. Step 3: Cross multiply
    7,467.49x = 11,193.41 × 2,785.61
  4. Step 4: Simplify right side
    7,467.49x = 31,180,460.90
  5. Step 5: Solve for x
    x = 31,180,460.90/7,467.49
  6. Step 6: Final answer
    x = 4,175.50

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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.