Home / 10,393.56-15,588.46-2,996.20

Finding the Fourth Proportional to 10,393.56, 15,588.46 and 2,996.20

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Solution

The fourth proportional to 10,393.56, 15,588.46 and 2,996.20 is: 4,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.56 : 15,588.46 = 2,996.20 : x
  2. Step 2: Convert to fraction form
    10,393.56/15,588.46 = 2,996.20/x
  3. Step 3: Cross multiply
    10,393.56x = 15,588.46 × 2,996.20
  4. Step 4: Simplify right side
    10,393.56x = 46,706,143.85
  5. Step 5: Solve for x
    x = 46,706,143.85/10,393.56
  6. Step 6: Final answer
    x = 4,493.76

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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.