Home / 11,273.93-15,572.88-8,653.71

Finding the Fourth Proportional to 11,273.93, 15,572.88 and 8,653.71

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Solution

The fourth proportional to 11,273.93, 15,572.88 and 8,653.71 is: 11,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.93 : 15,572.88 = 8,653.71 : x
  2. Step 2: Convert to fraction form
    11,273.93/15,572.88 = 8,653.71/x
  3. Step 3: Cross multiply
    11,273.93x = 15,572.88 × 8,653.71
  4. Step 4: Simplify right side
    11,273.93x = 134,763,187.38
  5. Step 5: Solve for x
    x = 134,763,187.38/11,273.93
  6. Step 6: Final answer
    x = 11,953.53

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Half scale
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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.