Home / 8,535.73-12,805.14-2,612.51

Finding the Fourth Proportional to 8,535.73, 12,805.14 and 2,612.51

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Solution

The fourth proportional to 8,535.73, 12,805.14 and 2,612.51 is: 3,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.73 : 12,805.14 = 2,612.51 : x
  2. Step 2: Convert to fraction form
    8,535.73/12,805.14 = 2,612.51/x
  3. Step 3: Cross multiply
    8,535.73x = 12,805.14 × 2,612.51
  4. Step 4: Simplify right side
    8,535.73x = 33,453,579.86
  5. Step 5: Solve for x
    x = 33,453,579.86/8,535.73
  6. Step 6: Final answer
    x = 3,919.24

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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.