Home / 3,115.06-4,668.44-1,472.04

Finding the Fourth Proportional to 3,115.06, 4,668.44 and 1,472.04

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Solution

The fourth proportional to 3,115.06, 4,668.44 and 1,472.04 is: 2,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.06 : 4,668.44 = 1,472.04 : x
  2. Step 2: Convert to fraction form
    3,115.06/4,668.44 = 1,472.04/x
  3. Step 3: Cross multiply
    3,115.06x = 4,668.44 × 1,472.04
  4. Step 4: Simplify right side
    3,115.06x = 6,872,123.06
  5. Step 5: Solve for x
    x = 6,872,123.06/3,115.06
  6. Step 6: Final answer
    x = 2,206.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.