Home / 3,434.04-4,739.85-2,175.84

Finding the Fourth Proportional to 3,434.04, 4,739.85 and 2,175.84

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Solution

The fourth proportional to 3,434.04, 4,739.85 and 2,175.84 is: 3,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.04 : 4,739.85 = 2,175.84 : x
  2. Step 2: Convert to fraction form
    3,434.04/4,739.85 = 2,175.84/x
  3. Step 3: Cross multiply
    3,434.04x = 4,739.85 × 2,175.84
  4. Step 4: Simplify right side
    3,434.04x = 10,313,155.22
  5. Step 5: Solve for x
    x = 10,313,155.22/3,434.04
  6. Step 6: Final answer
    x = 3,003.21

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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.