Home / 10,548.60-15,822.90-6,163.80

Finding the Fourth Proportional to 10,548.60, 15,822.90 and 6,163.80

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Solution

The fourth proportional to 10,548.60, 15,822.90 and 6,163.80 is: 9,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.60 : 15,822.90 = 6,163.80 : x
  2. Step 2: Convert to fraction form
    10,548.60/15,822.90 = 6,163.80/x
  3. Step 3: Cross multiply
    10,548.60x = 15,822.90 × 6,163.80
  4. Step 4: Simplify right side
    10,548.60x = 97,529,191.02
  5. Step 5: Solve for x
    x = 97,529,191.02/10,548.60
  6. Step 6: Final answer
    x = 9,245.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.