Home / 11,578.88-17,371.56-4,658.24

Finding the Fourth Proportional to 11,578.88, 17,371.56 and 4,658.24

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Solution

The fourth proportional to 11,578.88, 17,371.56 and 4,658.24 is: 6,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.88 : 17,371.56 = 4,658.24 : x
  2. Step 2: Convert to fraction form
    11,578.88/17,371.56 = 4,658.24/x
  3. Step 3: Cross multiply
    11,578.88x = 17,371.56 × 4,658.24
  4. Step 4: Simplify right side
    11,578.88x = 80,920,895.65
  5. Step 5: Solve for x
    x = 80,920,895.65/11,578.88
  6. Step 6: Final answer
    x = 6,988.66

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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.