Home / 11,649.78-17,468.73-4,252.32

Finding the Fourth Proportional to 11,649.78, 17,468.73 and 4,252.32

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Solution

The fourth proportional to 11,649.78, 17,468.73 and 4,252.32 is: 6,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.78 : 17,468.73 = 4,252.32 : x
  2. Step 2: Convert to fraction form
    11,649.78/17,468.73 = 4,252.32/x
  3. Step 3: Cross multiply
    11,649.78x = 17,468.73 × 4,252.32
  4. Step 4: Simplify right side
    11,649.78x = 74,282,629.95
  5. Step 5: Solve for x
    x = 74,282,629.95/11,649.78
  6. Step 6: Final answer
    x = 6,376.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.