Home / 10,141.46-15,199.63-5,745.59

Finding the Fourth Proportional to 10,141.46, 15,199.63 and 5,745.59

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Solution

The fourth proportional to 10,141.46, 15,199.63 and 5,745.59 is: 8,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141.46 : 15,199.63 = 5,745.59 : x
  2. Step 2: Convert to fraction form
    10,141.46/15,199.63 = 5,745.59/x
  3. Step 3: Cross multiply
    10,141.46x = 15,199.63 × 5,745.59
  4. Step 4: Simplify right side
    10,141.46x = 87,330,842.13
  5. Step 5: Solve for x
    x = 87,330,842.13/10,141.46
  6. Step 6: Final answer
    x = 8,611.27

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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.