Home / 5,915.51-8,872.91-2,217.44

Finding the Fourth Proportional to 5,915.51, 8,872.91 and 2,217.44

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Solution

The fourth proportional to 5,915.51, 8,872.91 and 2,217.44 is: 3,326.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.51 : 8,872.91 = 2,217.44 : x
  2. Step 2: Convert to fraction form
    5,915.51/8,872.91 = 2,217.44/x
  3. Step 3: Cross multiply
    5,915.51x = 8,872.91 × 2,217.44
  4. Step 4: Simplify right side
    5,915.51x = 19,675,101.19
  5. Step 5: Solve for x
    x = 19,675,101.19/5,915.51
  6. Step 6: Final answer
    x = 3,326.02

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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.