Home / 9,512.88-13,136.49-7,150.92

Finding the Fourth Proportional to 9,512.88, 13,136.49 and 7,150.92

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Solution

The fourth proportional to 9,512.88, 13,136.49 and 7,150.92 is: 9,874.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.88 : 13,136.49 = 7,150.92 : x
  2. Step 2: Convert to fraction form
    9,512.88/13,136.49 = 7,150.92/x
  3. Step 3: Cross multiply
    9,512.88x = 13,136.49 × 7,150.92
  4. Step 4: Simplify right side
    9,512.88x = 93,937,989.07
  5. Step 5: Solve for x
    x = 93,937,989.07/9,512.88
  6. Step 6: Final answer
    x = 9,874.82

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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.