Home / 10,956.96-15,119.64-6,177.24

Finding the Fourth Proportional to 10,956.96, 15,119.64 and 6,177.24

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Solution

The fourth proportional to 10,956.96, 15,119.64 and 6,177.24 is: 8,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.96 : 15,119.64 = 6,177.24 : x
  2. Step 2: Convert to fraction form
    10,956.96/15,119.64 = 6,177.24/x
  3. Step 3: Cross multiply
    10,956.96x = 15,119.64 × 6,177.24
  4. Step 4: Simplify right side
    10,956.96x = 93,397,644.99
  5. Step 5: Solve for x
    x = 93,397,644.99/10,956.96
  6. Step 6: Final answer
    x = 8,524.05

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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.