Home / 11,251.42-15,526.97-6,147.01

Finding the Fourth Proportional to 11,251.42, 15,526.97 and 6,147.01

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Solution

The fourth proportional to 11,251.42, 15,526.97 and 6,147.01 is: 8,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.42 : 15,526.97 = 6,147.01 : x
  2. Step 2: Convert to fraction form
    11,251.42/15,526.97 = 6,147.01/x
  3. Step 3: Cross multiply
    11,251.42x = 15,526.97 × 6,147.01
  4. Step 4: Simplify right side
    11,251.42x = 95,444,439.86
  5. Step 5: Solve for x
    x = 95,444,439.86/11,251.42
  6. Step 6: Final answer
    x = 8,482.88

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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.