Home / 3,567.80-4,920.62-2,682.08

Finding the Fourth Proportional to 3,567.80, 4,920.62 and 2,682.08

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Solution

The fourth proportional to 3,567.80, 4,920.62 and 2,682.08 is: 3,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.80 : 4,920.62 = 2,682.08 : x
  2. Step 2: Convert to fraction form
    3,567.80/4,920.62 = 2,682.08/x
  3. Step 3: Cross multiply
    3,567.80x = 4,920.62 × 2,682.08
  4. Step 4: Simplify right side
    3,567.80x = 13,197,496.49
  5. Step 5: Solve for x
    x = 13,197,496.49/3,567.80
  6. Step 6: Final answer
    x = 3,699.06

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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.