Home / 7,039.23-10,563.25-2,879.28

Finding the Fourth Proportional to 7,039.23, 10,563.25 and 2,879.28

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Solution

The fourth proportional to 7,039.23, 10,563.25 and 2,879.28 is: 4,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.23 : 10,563.25 = 2,879.28 : x
  2. Step 2: Convert to fraction form
    7,039.23/10,563.25 = 2,879.28/x
  3. Step 3: Cross multiply
    7,039.23x = 10,563.25 × 2,879.28
  4. Step 4: Simplify right side
    7,039.23x = 30,414,501.64
  5. Step 5: Solve for x
    x = 30,414,501.64/7,039.23
  6. Step 6: Final answer
    x = 4,320.71

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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.