Home / 12,335.06-17,022.79-6,746.06

Finding the Fourth Proportional to 12,335.06, 17,022.79 and 6,746.06

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Solution

The fourth proportional to 12,335.06, 17,022.79 and 6,746.06 is: 9,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.06 : 17,022.79 = 6,746.06 : x
  2. Step 2: Convert to fraction form
    12,335.06/17,022.79 = 6,746.06/x
  3. Step 3: Cross multiply
    12,335.06x = 17,022.79 × 6,746.06
  4. Step 4: Simplify right side
    12,335.06x = 114,836,813.70
  5. Step 5: Solve for x
    x = 114,836,813.70/12,335.06
  6. Step 6: Final answer
    x = 9,309.79

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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.