Home / 10,169.01-15,254.37-3,928.77

Finding the Fourth Proportional to 10,169.01, 15,254.37 and 3,928.77

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Solution

The fourth proportional to 10,169.01, 15,254.37 and 3,928.77 is: 5,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.01 : 15,254.37 = 3,928.77 : x
  2. Step 2: Convert to fraction form
    10,169.01/15,254.37 = 3,928.77/x
  3. Step 3: Cross multiply
    10,169.01x = 15,254.37 × 3,928.77
  4. Step 4: Simplify right side
    10,169.01x = 59,930,911.22
  5. Step 5: Solve for x
    x = 59,930,911.22/10,169.01
  6. Step 6: Final answer
    x = 5,893.49

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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.