Home / 3,210.14-4,429.05-1,933.44

Finding the Fourth Proportional to 3,210.14, 4,429.05 and 1,933.44

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Solution

The fourth proportional to 3,210.14, 4,429.05 and 1,933.44 is: 2,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.14 : 4,429.05 = 1,933.44 : x
  2. Step 2: Convert to fraction form
    3,210.14/4,429.05 = 1,933.44/x
  3. Step 3: Cross multiply
    3,210.14x = 4,429.05 × 1,933.44
  4. Step 4: Simplify right side
    3,210.14x = 8,563,302.43
  5. Step 5: Solve for x
    x = 8,563,302.43/3,210.14
  6. Step 6: Final answer
    x = 2,667.58

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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.