Home / 6,634.51-9,155.03-3,650.47

Finding the Fourth Proportional to 6,634.51, 9,155.03 and 3,650.47

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Solution

The fourth proportional to 6,634.51, 9,155.03 and 3,650.47 is: 5,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.51 : 9,155.03 = 3,650.47 : x
  2. Step 2: Convert to fraction form
    6,634.51/9,155.03 = 3,650.47/x
  3. Step 3: Cross multiply
    6,634.51x = 9,155.03 × 3,650.47
  4. Step 4: Simplify right side
    6,634.51x = 33,420,121.22
  5. Step 5: Solve for x
    x = 33,420,121.22/6,634.51
  6. Step 6: Final answer
    x = 5,037.32

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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.