Home / 11,298.21-15,592.49-6,519.02

Finding the Fourth Proportional to 11,298.21, 15,592.49 and 6,519.02

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Solution

The fourth proportional to 11,298.21, 15,592.49 and 6,519.02 is: 8,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.21 : 15,592.49 = 6,519.02 : x
  2. Step 2: Convert to fraction form
    11,298.21/15,592.49 = 6,519.02/x
  3. Step 3: Cross multiply
    11,298.21x = 15,592.49 × 6,519.02
  4. Step 4: Simplify right side
    11,298.21x = 101,647,643.60
  5. Step 5: Solve for x
    x = 101,647,643.60/11,298.21
  6. Step 6: Final answer
    x = 8,996.79

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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.