Home / 7,513.90-11,272.80-2,249.02

Finding the Fourth Proportional to 7,513.90, 11,272.80 and 2,249.02

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Solution

The fourth proportional to 7,513.90, 11,272.80 and 2,249.02 is: 3,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.90 : 11,272.80 = 2,249.02 : x
  2. Step 2: Convert to fraction form
    7,513.90/11,272.80 = 2,249.02/x
  3. Step 3: Cross multiply
    7,513.90x = 11,272.80 × 2,249.02
  4. Step 4: Simplify right side
    7,513.90x = 25,352,752.66
  5. Step 5: Solve for x
    x = 25,352,752.66/7,513.90
  6. Step 6: Final answer
    x = 3,374.11

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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.