Home / 3,290.12-4,537.32-2,493.08

Finding the Fourth Proportional to 3,290.12, 4,537.32 and 2,493.08

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Solution

The fourth proportional to 3,290.12, 4,537.32 and 2,493.08 is: 3,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.12 : 4,537.32 = 2,493.08 : x
  2. Step 2: Convert to fraction form
    3,290.12/4,537.32 = 2,493.08/x
  3. Step 3: Cross multiply
    3,290.12x = 4,537.32 × 2,493.08
  4. Step 4: Simplify right side
    3,290.12x = 11,311,901.75
  5. Step 5: Solve for x
    x = 11,311,901.75/3,290.12
  6. Step 6: Final answer
    x = 3,438.14

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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.