Home / 9,135.91-13,702.78-2,562.62

Finding the Fourth Proportional to 9,135.91, 13,702.78 and 2,562.62

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Solution

The fourth proportional to 9,135.91, 13,702.78 and 2,562.62 is: 3,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.91 : 13,702.78 = 2,562.62 : x
  2. Step 2: Convert to fraction form
    9,135.91/13,702.78 = 2,562.62/x
  3. Step 3: Cross multiply
    9,135.91x = 13,702.78 × 2,562.62
  4. Step 4: Simplify right side
    9,135.91x = 35,115,018.08
  5. Step 5: Solve for x
    x = 35,115,018.08/9,135.91
  6. Step 6: Final answer
    x = 3,843.63

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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.