Home / 6,255.91-8,632.87-3,603.70

Finding the Fourth Proportional to 6,255.91, 8,632.87 and 3,603.70

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Solution

The fourth proportional to 6,255.91, 8,632.87 and 3,603.70 is: 4,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.91 : 8,632.87 = 3,603.70 : x
  2. Step 2: Convert to fraction form
    6,255.91/8,632.87 = 3,603.70/x
  3. Step 3: Cross multiply
    6,255.91x = 8,632.87 × 3,603.70
  4. Step 4: Simplify right side
    6,255.91x = 31,110,273.62
  5. Step 5: Solve for x
    x = 31,110,273.62/6,255.91
  6. Step 6: Final answer
    x = 4,972.94

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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.