Home / 11,479.08-17,175.12-6,801.60

Finding the Fourth Proportional to 11,479.08, 17,175.12 and 6,801.60

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Solution

The fourth proportional to 11,479.08, 17,175.12 and 6,801.60 is: 10,176.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.08 : 17,175.12 = 6,801.60 : x
  2. Step 2: Convert to fraction form
    11,479.08/17,175.12 = 6,801.60/x
  3. Step 3: Cross multiply
    11,479.08x = 17,175.12 × 6,801.60
  4. Step 4: Simplify right side
    11,479.08x = 116,818,296.19
  5. Step 5: Solve for x
    x = 116,818,296.19/11,479.08
  6. Step 6: Final answer
    x = 10,176.63

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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.