Home / 11,273.39-15,557.71-6,169.25

Finding the Fourth Proportional to 11,273.39, 15,557.71 and 6,169.25

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Solution

The fourth proportional to 11,273.39, 15,557.71 and 6,169.25 is: 8,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.39 : 15,557.71 = 6,169.25 : x
  2. Step 2: Convert to fraction form
    11,273.39/15,557.71 = 6,169.25/x
  3. Step 3: Cross multiply
    11,273.39x = 15,557.71 × 6,169.25
  4. Step 4: Simplify right side
    11,273.39x = 95,979,402.42
  5. Step 5: Solve for x
    x = 95,979,402.42/11,273.39
  6. Step 6: Final answer
    x = 8,513.80

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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.