Home / 3,700.34-5,550.50-2,160.26

Finding the Fourth Proportional to 3,700.34, 5,550.50 and 2,160.26

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Solution

The fourth proportional to 3,700.34, 5,550.50 and 2,160.26 is: 3,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.34 : 5,550.50 = 2,160.26 : x
  2. Step 2: Convert to fraction form
    3,700.34/5,550.50 = 2,160.26/x
  3. Step 3: Cross multiply
    3,700.34x = 5,550.50 × 2,160.26
  4. Step 4: Simplify right side
    3,700.34x = 11,990,523.13
  5. Step 5: Solve for x
    x = 11,990,523.13/3,700.34
  6. Step 6: Final answer
    x = 3,240.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.