Home / 3,705.45-5,113.49-2,026.86

Finding the Fourth Proportional to 3,705.45, 5,113.49 and 2,026.86

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Solution

The fourth proportional to 3,705.45, 5,113.49 and 2,026.86 is: 2,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.45 : 5,113.49 = 2,026.86 : x
  2. Step 2: Convert to fraction form
    3,705.45/5,113.49 = 2,026.86/x
  3. Step 3: Cross multiply
    3,705.45x = 5,113.49 × 2,026.86
  4. Step 4: Simplify right side
    3,705.45x = 10,364,318.21
  5. Step 5: Solve for x
    x = 10,364,318.21/3,705.45
  6. Step 6: Final answer
    x = 2,797.05

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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.