Home / 7,532.72-11,299.16-3,584.40

Finding the Fourth Proportional to 7,532.72, 11,299.16 and 3,584.40

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Solution

The fourth proportional to 7,532.72, 11,299.16 and 3,584.40 is: 5,376.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.72 : 11,299.16 = 3,584.40 : x
  2. Step 2: Convert to fraction form
    7,532.72/11,299.16 = 3,584.40/x
  3. Step 3: Cross multiply
    7,532.72x = 11,299.16 × 3,584.40
  4. Step 4: Simplify right side
    7,532.72x = 40,500,709.10
  5. Step 5: Solve for x
    x = 40,500,709.10/7,532.72
  6. Step 6: Final answer
    x = 5,376.64

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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.