Home / 11,965.83-17,946.59-4,176.87

Finding the Fourth Proportional to 11,965.83, 17,946.59 and 4,176.87

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Solution

The fourth proportional to 11,965.83, 17,946.59 and 4,176.87 is: 6,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.83 : 17,946.59 = 4,176.87 : x
  2. Step 2: Convert to fraction form
    11,965.83/17,946.59 = 4,176.87/x
  3. Step 3: Cross multiply
    11,965.83x = 17,946.59 × 4,176.87
  4. Step 4: Simplify right side
    11,965.83x = 74,960,552.49
  5. Step 5: Solve for x
    x = 74,960,552.49/11,965.83
  6. Step 6: Final answer
    x = 6,264.55

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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.