Home / 5,737.08-7,917.39-3,219.75

Finding the Fourth Proportional to 5,737.08, 7,917.39 and 3,219.75

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Solution

The fourth proportional to 5,737.08, 7,917.39 and 3,219.75 is: 4,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.08 : 7,917.39 = 3,219.75 : x
  2. Step 2: Convert to fraction form
    5,737.08/7,917.39 = 3,219.75/x
  3. Step 3: Cross multiply
    5,737.08x = 7,917.39 × 3,219.75
  4. Step 4: Simplify right side
    5,737.08x = 25,492,016.45
  5. Step 5: Solve for x
    x = 25,492,016.45/5,737.08
  6. Step 6: Final answer
    x = 4,443.38

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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.