Home / 8,660.16-11,951.75-4,883.13

Finding the Fourth Proportional to 8,660.16, 11,951.75 and 4,883.13

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Solution

The fourth proportional to 8,660.16, 11,951.75 and 4,883.13 is: 6,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.16 : 11,951.75 = 4,883.13 : x
  2. Step 2: Convert to fraction form
    8,660.16/11,951.75 = 4,883.13/x
  3. Step 3: Cross multiply
    8,660.16x = 11,951.75 × 4,883.13
  4. Step 4: Simplify right side
    8,660.16x = 58,361,924.56
  5. Step 5: Solve for x
    x = 58,361,924.56/8,660.16
  6. Step 6: Final answer
    x = 6,739.13

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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.