Home / 11,242.87-15,514.98-6,207.61

Finding the Fourth Proportional to 11,242.87, 15,514.98 and 6,207.61

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Solution

The fourth proportional to 11,242.87, 15,514.98 and 6,207.61 is: 8,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.87 : 15,514.98 = 6,207.61 : x
  2. Step 2: Convert to fraction form
    11,242.87/15,514.98 = 6,207.61/x
  3. Step 3: Cross multiply
    11,242.87x = 15,514.98 × 6,207.61
  4. Step 4: Simplify right side
    11,242.87x = 96,310,945.00
  5. Step 5: Solve for x
    x = 96,310,945.00/11,242.87
  6. Step 6: Final answer
    x = 8,566.40

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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.