Home / 11,789.11-16,268.51-6,483.61

Finding the Fourth Proportional to 11,789.11, 16,268.51 and 6,483.61

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Solution

The fourth proportional to 11,789.11, 16,268.51 and 6,483.61 is: 8,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.11 : 16,268.51 = 6,483.61 : x
  2. Step 2: Convert to fraction form
    11,789.11/16,268.51 = 6,483.61/x
  3. Step 3: Cross multiply
    11,789.11x = 16,268.51 × 6,483.61
  4. Step 4: Simplify right side
    11,789.11x = 105,478,592.78
  5. Step 5: Solve for x
    x = 105,478,592.78/11,789.11
  6. Step 6: Final answer
    x = 8,947.12

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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.