Home / 12,360.17-17,057.07-6,694.90

Finding the Fourth Proportional to 12,360.17, 17,057.07 and 6,694.90

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Solution

The fourth proportional to 12,360.17, 17,057.07 and 6,694.90 is: 9,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.17 : 17,057.07 = 6,694.90 : x
  2. Step 2: Convert to fraction form
    12,360.17/17,057.07 = 6,694.90/x
  3. Step 3: Cross multiply
    12,360.17x = 17,057.07 × 6,694.90
  4. Step 4: Simplify right side
    12,360.17x = 114,195,348.25
  5. Step 5: Solve for x
    x = 114,195,348.25/12,360.17
  6. Step 6: Final answer
    x = 9,238.98

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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.