Home / 2,872.34-3,963.76-1,596.13

Finding the Fourth Proportional to 2,872.34, 3,963.76 and 1,596.13

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Solution

The fourth proportional to 2,872.34, 3,963.76 and 1,596.13 is: 2,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.34 : 3,963.76 = 1,596.13 : x
  2. Step 2: Convert to fraction form
    2,872.34/3,963.76 = 1,596.13/x
  3. Step 3: Cross multiply
    2,872.34x = 3,963.76 × 1,596.13
  4. Step 4: Simplify right side
    2,872.34x = 6,326,676.25
  5. Step 5: Solve for x
    x = 6,326,676.25/2,872.34
  6. Step 6: Final answer
    x = 2,202.62

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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.