Home / 5,915.27-8,872.88-1,966.83

Finding the Fourth Proportional to 5,915.27, 8,872.88 and 1,966.83

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Solution

The fourth proportional to 5,915.27, 8,872.88 and 1,966.83 is: 2,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.27 : 8,872.88 = 1,966.83 : x
  2. Step 2: Convert to fraction form
    5,915.27/8,872.88 = 1,966.83/x
  3. Step 3: Cross multiply
    5,915.27x = 8,872.88 × 1,966.83
  4. Step 4: Simplify right side
    5,915.27x = 17,451,402.21
  5. Step 5: Solve for x
    x = 17,451,402.21/5,915.27
  6. Step 6: Final answer
    x = 2,950.23

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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.