Home / 12,360.49-17,057.45-6,695.28

Finding the Fourth Proportional to 12,360.49, 17,057.45 and 6,695.28

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Solution

The fourth proportional to 12,360.49, 17,057.45 and 6,695.28 is: 9,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.49 : 17,057.45 = 6,695.28 : x
  2. Step 2: Convert to fraction form
    12,360.49/17,057.45 = 6,695.28/x
  3. Step 3: Cross multiply
    12,360.49x = 17,057.45 × 6,695.28
  4. Step 4: Simplify right side
    12,360.49x = 114,204,420.57
  5. Step 5: Solve for x
    x = 114,204,420.57/12,360.49
  6. Step 6: Final answer
    x = 9,239.48

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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.