Home / 10,573.40-15,861.74-3,177.02

Finding the Fourth Proportional to 10,573.40, 15,861.74 and 3,177.02

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Solution

The fourth proportional to 10,573.40, 15,861.74 and 3,177.02 is: 4,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.40 : 15,861.74 = 3,177.02 : x
  2. Step 2: Convert to fraction form
    10,573.40/15,861.74 = 3,177.02/x
  3. Step 3: Cross multiply
    10,573.40x = 15,861.74 × 3,177.02
  4. Step 4: Simplify right side
    10,573.40x = 50,393,049.33
  5. Step 5: Solve for x
    x = 50,393,049.33/10,573.40
  6. Step 6: Final answer
    x = 4,766.02

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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.