Home / 3,512.45-4,845.03-2,095.15

Finding the Fourth Proportional to 3,512.45, 4,845.03 and 2,095.15

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Solution

The fourth proportional to 3,512.45, 4,845.03 and 2,095.15 is: 2,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.45 : 4,845.03 = 2,095.15 : x
  2. Step 2: Convert to fraction form
    3,512.45/4,845.03 = 2,095.15/x
  3. Step 3: Cross multiply
    3,512.45x = 4,845.03 × 2,095.15
  4. Step 4: Simplify right side
    3,512.45x = 10,151,064.60
  5. Step 5: Solve for x
    x = 10,151,064.60/3,512.45
  6. Step 6: Final answer
    x = 2,890.02

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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.