Home / 8,747.96-12,072.24-4,769.06

Finding the Fourth Proportional to 8,747.96, 12,072.24 and 4,769.06

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Solution

The fourth proportional to 8,747.96, 12,072.24 and 4,769.06 is: 6,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.96 : 12,072.24 = 4,769.06 : x
  2. Step 2: Convert to fraction form
    8,747.96/12,072.24 = 4,769.06/x
  3. Step 3: Cross multiply
    8,747.96x = 12,072.24 × 4,769.06
  4. Step 4: Simplify right side
    8,747.96x = 57,573,236.89
  5. Step 5: Solve for x
    x = 57,573,236.89/8,747.96
  6. Step 6: Final answer
    x = 6,581.33

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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.