Home / 10,670.45-16,005.26-2,879.46

Finding the Fourth Proportional to 10,670.45, 16,005.26 and 2,879.46

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Solution

The fourth proportional to 10,670.45, 16,005.26 and 2,879.46 is: 4,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.45 : 16,005.26 = 2,879.46 : x
  2. Step 2: Convert to fraction form
    10,670.45/16,005.26 = 2,879.46/x
  3. Step 3: Cross multiply
    10,670.45x = 16,005.26 × 2,879.46
  4. Step 4: Simplify right side
    10,670.45x = 46,086,513.16
  5. Step 5: Solve for x
    x = 46,086,513.16/10,670.45
  6. Step 6: Final answer
    x = 4,319.08

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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.