Home / 3,255.74-4,492.91-1,858.49

Finding the Fourth Proportional to 3,255.74, 4,492.91 and 1,858.49

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Solution

The fourth proportional to 3,255.74, 4,492.91 and 1,858.49 is: 2,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.74 : 4,492.91 = 1,858.49 : x
  2. Step 2: Convert to fraction form
    3,255.74/4,492.91 = 1,858.49/x
  3. Step 3: Cross multiply
    3,255.74x = 4,492.91 × 1,858.49
  4. Step 4: Simplify right side
    3,255.74x = 8,350,019.01
  5. Step 5: Solve for x
    x = 8,350,019.01/3,255.74
  6. Step 6: Final answer
    x = 2,564.71

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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.