Home / 11,976.13-16,525.80-6,941.93

Finding the Fourth Proportional to 11,976.13, 16,525.80 and 6,941.93

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Solution

The fourth proportional to 11,976.13, 16,525.80 and 6,941.93 is: 9,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.13 : 16,525.80 = 6,941.93 : x
  2. Step 2: Convert to fraction form
    11,976.13/16,525.80 = 6,941.93/x
  3. Step 3: Cross multiply
    11,976.13x = 16,525.80 × 6,941.93
  4. Step 4: Simplify right side
    11,976.13x = 114,720,929.44
  5. Step 5: Solve for x
    x = 114,720,929.44/11,976.13
  6. Step 6: Final answer
    x = 9,579.13

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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.