Home / 10,185.56-15,278.28-6,697.56

Finding the Fourth Proportional to 10,185.56, 15,278.28 and 6,697.56

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Solution

The fourth proportional to 10,185.56, 15,278.28 and 6,697.56 is: 10,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.56 : 15,278.28 = 6,697.56 : x
  2. Step 2: Convert to fraction form
    10,185.56/15,278.28 = 6,697.56/x
  3. Step 3: Cross multiply
    10,185.56x = 15,278.28 × 6,697.56
  4. Step 4: Simplify right side
    10,185.56x = 102,327,197.00
  5. Step 5: Solve for x
    x = 102,327,197.00/10,185.56
  6. Step 6: Final answer
    x = 10,046.30

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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.