Home / 8,327.72-11,493.40-4,790.84

Finding the Fourth Proportional to 8,327.72, 11,493.40 and 4,790.84

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Solution

The fourth proportional to 8,327.72, 11,493.40 and 4,790.84 is: 6,612.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.72 : 11,493.40 = 4,790.84 : x
  2. Step 2: Convert to fraction form
    8,327.72/11,493.40 = 4,790.84/x
  3. Step 3: Cross multiply
    8,327.72x = 11,493.40 × 4,790.84
  4. Step 4: Simplify right side
    8,327.72x = 55,063,040.46
  5. Step 5: Solve for x
    x = 55,063,040.46/8,327.72
  6. Step 6: Final answer
    x = 6,612.02

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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.