Home / 6,634.61-9,155.56-3,650.44

Finding the Fourth Proportional to 6,634.61, 9,155.56 and 3,650.44

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Solution

The fourth proportional to 6,634.61, 9,155.56 and 3,650.44 is: 5,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.61 : 9,155.56 = 3,650.44 : x
  2. Step 2: Convert to fraction form
    6,634.61/9,155.56 = 3,650.44/x
  3. Step 3: Cross multiply
    6,634.61x = 9,155.56 × 3,650.44
  4. Step 4: Simplify right side
    6,634.61x = 33,421,822.45
  5. Step 5: Solve for x
    x = 33,421,822.45/6,634.61
  6. Step 6: Final answer
    x = 5,037.50

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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.