Home / 6,046.72-8,378.08-5,915.50

Finding the Fourth Proportional to 6,046.72, 8,378.08 and 5,915.50

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Solution

The fourth proportional to 6,046.72, 8,378.08 and 5,915.50 is: 8,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,046.72 : 8,378.08 = 5,915.50 : x
  2. Step 2: Convert to fraction form
    6,046.72/8,378.08 = 5,915.50/x
  3. Step 3: Cross multiply
    6,046.72x = 8,378.08 × 5,915.50
  4. Step 4: Simplify right side
    6,046.72x = 49,560,502.66
  5. Step 5: Solve for x
    x = 49,560,502.66/6,046.72
  6. Step 6: Final answer
    x = 8,196.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.