Home / 2,308.86-3,200.87-2,184.17

Finding the Fourth Proportional to 2,308.86, 3,200.87 and 2,184.17

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Solution

The fourth proportional to 2,308.86, 3,200.87 and 2,184.17 is: 3,028.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.86 : 3,200.87 = 2,184.17 : x
  2. Step 2: Convert to fraction form
    2,308.86/3,200.87 = 2,184.17/x
  3. Step 3: Cross multiply
    2,308.86x = 3,200.87 × 2,184.17
  4. Step 4: Simplify right side
    2,308.86x = 6,991,217.30
  5. Step 5: Solve for x
    x = 6,991,217.30/2,308.86
  6. Step 6: Final answer
    x = 3,028.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.