Home / 4,167.54-5,751.34-2,279.23

Finding the Fourth Proportional to 4,167.54, 5,751.34 and 2,279.23

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Solution

The fourth proportional to 4,167.54, 5,751.34 and 2,279.23 is: 3,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.54 : 5,751.34 = 2,279.23 : x
  2. Step 2: Convert to fraction form
    4,167.54/5,751.34 = 2,279.23/x
  3. Step 3: Cross multiply
    4,167.54x = 5,751.34 × 2,279.23
  4. Step 4: Simplify right side
    4,167.54x = 13,108,606.59
  5. Step 5: Solve for x
    x = 13,108,606.59/4,167.54
  6. Step 6: Final answer
    x = 3,145.41

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Half scale
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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.