Home / 10,860.37-16,289.48-5,016.90

Finding the Fourth Proportional to 10,860.37, 16,289.48 and 5,016.90

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Solution

The fourth proportional to 10,860.37, 16,289.48 and 5,016.90 is: 7,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.37 : 16,289.48 = 5,016.90 : x
  2. Step 2: Convert to fraction form
    10,860.37/16,289.48 = 5,016.90/x
  3. Step 3: Cross multiply
    10,860.37x = 16,289.48 × 5,016.90
  4. Step 4: Simplify right side
    10,860.37x = 81,722,585.68
  5. Step 5: Solve for x
    x = 81,722,585.68/10,860.37
  6. Step 6: Final answer
    x = 7,524.84

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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.