Home / 11,479.52-17,218.06-5,237.66

Finding the Fourth Proportional to 11,479.52, 17,218.06 and 5,237.66

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Solution

The fourth proportional to 11,479.52, 17,218.06 and 5,237.66 is: 7,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.52 : 17,218.06 = 5,237.66 : x
  2. Step 2: Convert to fraction form
    11,479.52/17,218.06 = 5,237.66/x
  3. Step 3: Cross multiply
    11,479.52x = 17,218.06 × 5,237.66
  4. Step 4: Simplify right side
    11,479.52x = 90,182,344.14
  5. Step 5: Solve for x
    x = 90,182,344.14/11,479.52
  6. Step 6: Final answer
    x = 7,855.93

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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.