Home / 8,318.08-11,480.92-4,783.34

Finding the Fourth Proportional to 8,318.08, 11,480.92 and 4,783.34

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Solution

The fourth proportional to 8,318.08, 11,480.92 and 4,783.34 is: 6,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.08 : 11,480.92 = 4,783.34 : x
  2. Step 2: Convert to fraction form
    8,318.08/11,480.92 = 4,783.34/x
  3. Step 3: Cross multiply
    8,318.08x = 11,480.92 × 4,783.34
  4. Step 4: Simplify right side
    8,318.08x = 54,917,143.87
  5. Step 5: Solve for x
    x = 54,917,143.87/8,318.08
  6. Step 6: Final answer
    x = 6,602.14

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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.