Home / 7,455.96-11,250.57-7,152.48

Finding the Fourth Proportional to 7,455.96, 11,250.57 and 7,152.48

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Solution

The fourth proportional to 7,455.96, 11,250.57 and 7,152.48 is: 10,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.96 : 11,250.57 = 7,152.48 : x
  2. Step 2: Convert to fraction form
    7,455.96/11,250.57 = 7,152.48/x
  3. Step 3: Cross multiply
    7,455.96x = 11,250.57 × 7,152.48
  4. Step 4: Simplify right side
    7,455.96x = 80,469,476.91
  5. Step 5: Solve for x
    x = 80,469,476.91/7,455.96
  6. Step 6: Final answer
    x = 10,792.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.