Home / 8,116.86-11,201.04-4,580.40

Finding the Fourth Proportional to 8,116.86, 11,201.04 and 4,580.40

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Solution

The fourth proportional to 8,116.86, 11,201.04 and 4,580.40 is: 6,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.86 : 11,201.04 = 4,580.40 : x
  2. Step 2: Convert to fraction form
    8,116.86/11,201.04 = 4,580.40/x
  3. Step 3: Cross multiply
    8,116.86x = 11,201.04 × 4,580.40
  4. Step 4: Simplify right side
    8,116.86x = 51,305,243.62
  5. Step 5: Solve for x
    x = 51,305,243.62/8,116.86
  6. Step 6: Final answer
    x = 6,320.82

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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.