Home / 5,698.14-8,541.33-2,187.21

Finding the Fourth Proportional to 5,698.14, 8,541.33 and 2,187.21

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Solution

The fourth proportional to 5,698.14, 8,541.33 and 2,187.21 is: 3,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.14 : 8,541.33 = 2,187.21 : x
  2. Step 2: Convert to fraction form
    5,698.14/8,541.33 = 2,187.21/x
  3. Step 3: Cross multiply
    5,698.14x = 8,541.33 × 2,187.21
  4. Step 4: Simplify right side
    5,698.14x = 18,681,682.39
  5. Step 5: Solve for x
    x = 18,681,682.39/5,698.14
  6. Step 6: Final answer
    x = 3,278.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.