Home / 12,360.44-17,057.43-6,695.20

Finding the Fourth Proportional to 12,360.44, 17,057.43 and 6,695.20

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Solution

The fourth proportional to 12,360.44, 17,057.43 and 6,695.20 is: 9,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.44 : 17,057.43 = 6,695.20 : x
  2. Step 2: Convert to fraction form
    12,360.44/17,057.43 = 6,695.20/x
  3. Step 3: Cross multiply
    12,360.44x = 17,057.43 × 6,695.20
  4. Step 4: Simplify right side
    12,360.44x = 114,202,871.86
  5. Step 5: Solve for x
    x = 114,202,871.86/12,360.44
  6. Step 6: Final answer
    x = 9,239.39

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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.