Home / 6,453.17-8,906.73-3,801.50

Finding the Fourth Proportional to 6,453.17, 8,906.73 and 3,801.50

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Solution

The fourth proportional to 6,453.17, 8,906.73 and 3,801.50 is: 5,246.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.17 : 8,906.73 = 3,801.50 : x
  2. Step 2: Convert to fraction form
    6,453.17/8,906.73 = 3,801.50/x
  3. Step 3: Cross multiply
    6,453.17x = 8,906.73 × 3,801.50
  4. Step 4: Simplify right side
    6,453.17x = 33,858,934.10
  5. Step 5: Solve for x
    x = 33,858,934.10/6,453.17
  6. Step 6: Final answer
    x = 5,246.87

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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.