Home / 10,804.60-16,212.30-5,251.24

Finding the Fourth Proportional to 10,804.60, 16,212.30 and 5,251.24

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Solution

The fourth proportional to 10,804.60, 16,212.30 and 5,251.24 is: 7,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.60 : 16,212.30 = 5,251.24 : x
  2. Step 2: Convert to fraction form
    10,804.60/16,212.30 = 5,251.24/x
  3. Step 3: Cross multiply
    10,804.60x = 16,212.30 × 5,251.24
  4. Step 4: Simplify right side
    10,804.60x = 85,134,678.25
  5. Step 5: Solve for x
    x = 85,134,678.25/10,804.60
  6. Step 6: Final answer
    x = 7,879.48

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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.