Home / 12,544.43-17,310.66-7,238.93

Finding the Fourth Proportional to 12,544.43, 17,310.66 and 7,238.93

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Solution

The fourth proportional to 12,544.43, 17,310.66 and 7,238.93 is: 9,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.43 : 17,310.66 = 7,238.93 : x
  2. Step 2: Convert to fraction form
    12,544.43/17,310.66 = 7,238.93/x
  3. Step 3: Cross multiply
    12,544.43x = 17,310.66 × 7,238.93
  4. Step 4: Simplify right side
    12,544.43x = 125,310,569.44
  5. Step 5: Solve for x
    x = 125,310,569.44/12,544.43
  6. Step 6: Final answer
    x = 9,989.34

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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.