Home / 10,975.16-16,466.44-3,479.95

Finding the Fourth Proportional to 10,975.16, 16,466.44 and 3,479.95

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Solution

The fourth proportional to 10,975.16, 16,466.44 and 3,479.95 is: 5,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.16 : 16,466.44 = 3,479.95 : x
  2. Step 2: Convert to fraction form
    10,975.16/16,466.44 = 3,479.95/x
  3. Step 3: Cross multiply
    10,975.16x = 16,466.44 × 3,479.95
  4. Step 4: Simplify right side
    10,975.16x = 57,302,387.88
  5. Step 5: Solve for x
    x = 57,302,387.88/10,975.16
  6. Step 6: Final answer
    x = 5,221.10

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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.