Home / 8,812.56-12,161.25-4,833.59

Finding the Fourth Proportional to 8,812.56, 12,161.25 and 4,833.59

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Solution

The fourth proportional to 8,812.56, 12,161.25 and 4,833.59 is: 6,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.56 : 12,161.25 = 4,833.59 : x
  2. Step 2: Convert to fraction form
    8,812.56/12,161.25 = 4,833.59/x
  3. Step 3: Cross multiply
    8,812.56x = 12,161.25 × 4,833.59
  4. Step 4: Simplify right side
    8,812.56x = 58,782,496.39
  5. Step 5: Solve for x
    x = 58,782,496.39/8,812.56
  6. Step 6: Final answer
    x = 6,670.31

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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.