Home / 11,296.15-15,588.65-6,191.79

Finding the Fourth Proportional to 11,296.15, 15,588.65 and 6,191.79

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Solution

The fourth proportional to 11,296.15, 15,588.65 and 6,191.79 is: 8,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.15 : 15,588.65 = 6,191.79 : x
  2. Step 2: Convert to fraction form
    11,296.15/15,588.65 = 6,191.79/x
  3. Step 3: Cross multiply
    11,296.15x = 15,588.65 × 6,191.79
  4. Step 4: Simplify right side
    11,296.15x = 96,521,569.24
  5. Step 5: Solve for x
    x = 96,521,569.24/11,296.15
  6. Step 6: Final answer
    x = 8,544.65

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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.