Home / 3,434.58-4,740.48-2,177.37

Finding the Fourth Proportional to 3,434.58, 4,740.48 and 2,177.37

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Solution

The fourth proportional to 3,434.58, 4,740.48 and 2,177.37 is: 3,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.58 : 4,740.48 = 2,177.37 : x
  2. Step 2: Convert to fraction form
    3,434.58/4,740.48 = 2,177.37/x
  3. Step 3: Cross multiply
    3,434.58x = 4,740.48 × 2,177.37
  4. Step 4: Simplify right side
    3,434.58x = 10,321,778.94
  5. Step 5: Solve for x
    x = 10,321,778.94/3,434.58
  6. Step 6: Final answer
    x = 3,005.25

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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.