Home / 10,100.19-15,149.07-3,525.84

Finding the Fourth Proportional to 10,100.19, 15,149.07 and 3,525.84

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Solution

The fourth proportional to 10,100.19, 15,149.07 and 3,525.84 is: 5,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.19 : 15,149.07 = 3,525.84 : x
  2. Step 2: Convert to fraction form
    10,100.19/15,149.07 = 3,525.84/x
  3. Step 3: Cross multiply
    10,100.19x = 15,149.07 × 3,525.84
  4. Step 4: Simplify right side
    10,100.19x = 53,413,196.97
  5. Step 5: Solve for x
    x = 53,413,196.97/10,100.19
  6. Step 6: Final answer
    x = 5,288.34

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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.