Home / 3,749.34-5,176.13-2,257.59

Finding the Fourth Proportional to 3,749.34, 5,176.13 and 2,257.59

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Solution

The fourth proportional to 3,749.34, 5,176.13 and 2,257.59 is: 3,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.34 : 5,176.13 = 2,257.59 : x
  2. Step 2: Convert to fraction form
    3,749.34/5,176.13 = 2,257.59/x
  3. Step 3: Cross multiply
    3,749.34x = 5,176.13 × 2,257.59
  4. Step 4: Simplify right side
    3,749.34x = 11,685,579.33
  5. Step 5: Solve for x
    x = 11,685,579.33/3,749.34
  6. Step 6: Final answer
    x = 3,116.70

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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.