Home / 10,551.06-15,825.78-3,625.56

Finding the Fourth Proportional to 10,551.06, 15,825.78 and 3,625.56

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Solution

The fourth proportional to 10,551.06, 15,825.78 and 3,625.56 is: 5,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.06 : 15,825.78 = 3,625.56 : x
  2. Step 2: Convert to fraction form
    10,551.06/15,825.78 = 3,625.56/x
  3. Step 3: Cross multiply
    10,551.06x = 15,825.78 × 3,625.56
  4. Step 4: Simplify right side
    10,551.06x = 57,377,314.94
  5. Step 5: Solve for x
    x = 57,377,314.94/10,551.06
  6. Step 6: Final answer
    x = 5,438.06

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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.