Home / 3,494.12-5,264.51-3,160.96

Finding the Fourth Proportional to 3,494.12, 5,264.51 and 3,160.96

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Solution

The fourth proportional to 3,494.12, 5,264.51 and 3,160.96 is: 4,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.12 : 5,264.51 = 3,160.96 : x
  2. Step 2: Convert to fraction form
    3,494.12/5,264.51 = 3,160.96/x
  3. Step 3: Cross multiply
    3,494.12x = 5,264.51 × 3,160.96
  4. Step 4: Simplify right side
    3,494.12x = 16,640,879.21
  5. Step 5: Solve for x
    x = 16,640,879.21/3,494.12
  6. Step 6: Final answer
    x = 4,762.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.