Home / 8,116.07-11,200.32-4,761.31

Finding the Fourth Proportional to 8,116.07, 11,200.32 and 4,761.31

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Solution

The fourth proportional to 8,116.07, 11,200.32 and 4,761.31 is: 6,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.07 : 11,200.32 = 4,761.31 : x
  2. Step 2: Convert to fraction form
    8,116.07/11,200.32 = 4,761.31/x
  3. Step 3: Cross multiply
    8,116.07x = 11,200.32 × 4,761.31
  4. Step 4: Simplify right side
    8,116.07x = 53,328,195.62
  5. Step 5: Solve for x
    x = 53,328,195.62/8,116.07
  6. Step 6: Final answer
    x = 6,570.69

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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.