Home / 8,832.60-12,189.20-4,853.80

Finding the Fourth Proportional to 8,832.60, 12,189.20 and 4,853.80

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Solution

The fourth proportional to 8,832.60, 12,189.20 and 4,853.80 is: 6,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.60 : 12,189.20 = 4,853.80 : x
  2. Step 2: Convert to fraction form
    8,832.60/12,189.20 = 4,853.80/x
  3. Step 3: Cross multiply
    8,832.60x = 12,189.20 × 4,853.80
  4. Step 4: Simplify right side
    8,832.60x = 59,163,938.96
  5. Step 5: Solve for x
    x = 59,163,938.96/8,832.60
  6. Step 6: Final answer
    x = 6,698.36

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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.