Home / 5,008.85-6,915.37-3,217.06

Finding the Fourth Proportional to 5,008.85, 6,915.37 and 3,217.06

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Solution

The fourth proportional to 5,008.85, 6,915.37 and 3,217.06 is: 4,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.85 : 6,915.37 = 3,217.06 : x
  2. Step 2: Convert to fraction form
    5,008.85/6,915.37 = 3,217.06/x
  3. Step 3: Cross multiply
    5,008.85x = 6,915.37 × 3,217.06
  4. Step 4: Simplify right side
    5,008.85x = 22,247,118.90
  5. Step 5: Solve for x
    x = 22,247,118.90/5,008.85
  6. Step 6: Final answer
    x = 4,441.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.