Home / 4,253.48-5,872.20-2,762.72

Finding the Fourth Proportional to 4,253.48, 5,872.20 and 2,762.72

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Solution

The fourth proportional to 4,253.48, 5,872.20 and 2,762.72 is: 3,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.48 : 5,872.20 = 2,762.72 : x
  2. Step 2: Convert to fraction form
    4,253.48/5,872.20 = 2,762.72/x
  3. Step 3: Cross multiply
    4,253.48x = 5,872.20 × 2,762.72
  4. Step 4: Simplify right side
    4,253.48x = 16,223,244.38
  5. Step 5: Solve for x
    x = 16,223,244.38/4,253.48
  6. Step 6: Final answer
    x = 3,814.11

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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.