Home / 8,063.37-11,128.19-4,707.81

Finding the Fourth Proportional to 8,063.37, 11,128.19 and 4,707.81

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Solution

The fourth proportional to 8,063.37, 11,128.19 and 4,707.81 is: 6,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.37 : 11,128.19 = 4,707.81 : x
  2. Step 2: Convert to fraction form
    8,063.37/11,128.19 = 4,707.81/x
  3. Step 3: Cross multiply
    8,063.37x = 11,128.19 × 4,707.81
  4. Step 4: Simplify right side
    8,063.37x = 52,389,380.62
  5. Step 5: Solve for x
    x = 52,389,380.62/8,063.37
  6. Step 6: Final answer
    x = 6,497.21

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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.