Home / 3,099.08-4,272.90-2,214.56

Finding the Fourth Proportional to 3,099.08, 4,272.90 and 2,214.56

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Solution

The fourth proportional to 3,099.08, 4,272.90 and 2,214.56 is: 3,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.08 : 4,272.90 = 2,214.56 : x
  2. Step 2: Convert to fraction form
    3,099.08/4,272.90 = 2,214.56/x
  3. Step 3: Cross multiply
    3,099.08x = 4,272.90 × 2,214.56
  4. Step 4: Simplify right side
    3,099.08x = 9,462,593.42
  5. Step 5: Solve for x
    x = 9,462,593.42/3,099.08
  6. Step 6: Final answer
    x = 3,053.36

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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.