Home / 4,967.92-6,855.33-2,872.18

Finding the Fourth Proportional to 4,967.92, 6,855.33 and 2,872.18

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Solution

The fourth proportional to 4,967.92, 6,855.33 and 2,872.18 is: 3,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.92 : 6,855.33 = 2,872.18 : x
  2. Step 2: Convert to fraction form
    4,967.92/6,855.33 = 2,872.18/x
  3. Step 3: Cross multiply
    4,967.92x = 6,855.33 × 2,872.18
  4. Step 4: Simplify right side
    4,967.92x = 19,689,741.72
  5. Step 5: Solve for x
    x = 19,689,741.72/4,967.92
  6. Step 6: Final answer
    x = 3,963.38

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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.