Home / 8,620.11-11,895.76-4,843.27

Finding the Fourth Proportional to 8,620.11, 11,895.76 and 4,843.27

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Solution

The fourth proportional to 8,620.11, 11,895.76 and 4,843.27 is: 6,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620.11 : 11,895.76 = 4,843.27 : x
  2. Step 2: Convert to fraction form
    8,620.11/11,895.76 = 4,843.27/x
  3. Step 3: Cross multiply
    8,620.11x = 11,895.76 × 4,843.27
  4. Step 4: Simplify right side
    8,620.11x = 57,614,353.32
  5. Step 5: Solve for x
    x = 57,614,353.32/8,620.11
  6. Step 6: Final answer
    x = 6,683.72

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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.