Home / 11,897.15-17,844.28-3,132.74

Finding the Fourth Proportional to 11,897.15, 17,844.28 and 3,132.74

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Solution

The fourth proportional to 11,897.15, 17,844.28 and 3,132.74 is: 4,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.15 : 17,844.28 = 3,132.74 : x
  2. Step 2: Convert to fraction form
    11,897.15/17,844.28 = 3,132.74/x
  3. Step 3: Cross multiply
    11,897.15x = 17,844.28 × 3,132.74
  4. Step 4: Simplify right side
    11,897.15x = 55,901,544.13
  5. Step 5: Solve for x
    x = 55,901,544.13/11,897.15
  6. Step 6: Final answer
    x = 4,698.74

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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.