Home / 8,514.50-11,750.73-4,789.22

Finding the Fourth Proportional to 8,514.50, 11,750.73 and 4,789.22

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Solution

The fourth proportional to 8,514.50, 11,750.73 and 4,789.22 is: 6,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.50 : 11,750.73 = 4,789.22 : x
  2. Step 2: Convert to fraction form
    8,514.50/11,750.73 = 4,789.22/x
  3. Step 3: Cross multiply
    8,514.50x = 11,750.73 × 4,789.22
  4. Step 4: Simplify right side
    8,514.50x = 56,276,831.13
  5. Step 5: Solve for x
    x = 56,276,831.13/8,514.50
  6. Step 6: Final answer
    x = 6,609.53

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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.