Home / 11,816.01-17,727.08-5,240.61

Finding the Fourth Proportional to 11,816.01, 17,727.08 and 5,240.61

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Solution

The fourth proportional to 11,816.01, 17,727.08 and 5,240.61 is: 7,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.01 : 17,727.08 = 5,240.61 : x
  2. Step 2: Convert to fraction form
    11,816.01/17,727.08 = 5,240.61/x
  3. Step 3: Cross multiply
    11,816.01x = 17,727.08 × 5,240.61
  4. Step 4: Simplify right side
    11,816.01x = 92,900,686.52
  5. Step 5: Solve for x
    x = 92,900,686.52/11,816.01
  6. Step 6: Final answer
    x = 7,862.27

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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.