Home / 8,383.92-11,570.22-4,847.46

Finding the Fourth Proportional to 8,383.92, 11,570.22 and 4,847.46

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Solution

The fourth proportional to 8,383.92, 11,570.22 and 4,847.46 is: 6,689.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.92 : 11,570.22 = 4,847.46 : x
  2. Step 2: Convert to fraction form
    8,383.92/11,570.22 = 4,847.46/x
  3. Step 3: Cross multiply
    8,383.92x = 11,570.22 × 4,847.46
  4. Step 4: Simplify right side
    8,383.92x = 56,086,178.64
  5. Step 5: Solve for x
    x = 56,086,178.64/8,383.92
  6. Step 6: Final answer
    x = 6,689.73

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Half scale
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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.