Home / 5,761.05-8,639.73-2,250.20

Finding the Fourth Proportional to 5,761.05, 8,639.73 and 2,250.20

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Solution

The fourth proportional to 5,761.05, 8,639.73 and 2,250.20 is: 3,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.05 : 8,639.73 = 2,250.20 : x
  2. Step 2: Convert to fraction form
    5,761.05/8,639.73 = 2,250.20/x
  3. Step 3: Cross multiply
    5,761.05x = 8,639.73 × 2,250.20
  4. Step 4: Simplify right side
    5,761.05x = 19,441,120.45
  5. Step 5: Solve for x
    x = 19,441,120.45/5,761.05
  6. Step 6: Final answer
    x = 3,374.58

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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.