Home / 12,360.39-17,053.10-6,982.19

Finding the Fourth Proportional to 12,360.39, 17,053.10 and 6,982.19

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Solution

The fourth proportional to 12,360.39, 17,053.10 and 6,982.19 is: 9,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.39 : 17,053.10 = 6,982.19 : x
  2. Step 2: Convert to fraction form
    12,360.39/17,053.10 = 6,982.19/x
  3. Step 3: Cross multiply
    12,360.39x = 17,053.10 × 6,982.19
  4. Step 4: Simplify right side
    12,360.39x = 119,067,954.24
  5. Step 5: Solve for x
    x = 119,067,954.24/12,360.39
  6. Step 6: Final answer
    x = 9,633.03

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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.