Home / 7,575.72-11,364.87-2,896.14

Finding the Fourth Proportional to 7,575.72, 11,364.87 and 2,896.14

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Solution

The fourth proportional to 7,575.72, 11,364.87 and 2,896.14 is: 4,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.72 : 11,364.87 = 2,896.14 : x
  2. Step 2: Convert to fraction form
    7,575.72/11,364.87 = 2,896.14/x
  3. Step 3: Cross multiply
    7,575.72x = 11,364.87 × 2,896.14
  4. Step 4: Simplify right side
    7,575.72x = 32,914,254.60
  5. Step 5: Solve for x
    x = 32,914,254.60/7,575.72
  6. Step 6: Final answer
    x = 4,344.70

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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.