Home / 6,255.24-8,634.39-3,603.70

Finding the Fourth Proportional to 6,255.24, 8,634.39 and 3,603.70

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Solution

The fourth proportional to 6,255.24, 8,634.39 and 3,603.70 is: 4,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.24 : 8,634.39 = 3,603.70 : x
  2. Step 2: Convert to fraction form
    6,255.24/8,634.39 = 3,603.70/x
  3. Step 3: Cross multiply
    6,255.24x = 8,634.39 × 3,603.70
  4. Step 4: Simplify right side
    6,255.24x = 31,115,748.52
  5. Step 5: Solve for x
    x = 31,115,748.52/6,255.24
  6. Step 6: Final answer
    x = 4,974.35

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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.