Home / 3,512.48-5,238.18-3,465.39

Finding the Fourth Proportional to 3,512.48, 5,238.18 and 3,465.39

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Solution

The fourth proportional to 3,512.48, 5,238.18 and 3,465.39 is: 5,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.48 : 5,238.18 = 3,465.39 : x
  2. Step 2: Convert to fraction form
    3,512.48/5,238.18 = 3,465.39/x
  3. Step 3: Cross multiply
    3,512.48x = 5,238.18 × 3,465.39
  4. Step 4: Simplify right side
    3,512.48x = 18,152,319.26
  5. Step 5: Solve for x
    x = 18,152,319.26/3,512.48
  6. Step 6: Final answer
    x = 5,167.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.