Home / 7,249.08-10,003.86-4,105.92

Finding the Fourth Proportional to 7,249.08, 10,003.86 and 4,105.92

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Solution

The fourth proportional to 7,249.08, 10,003.86 and 4,105.92 is: 5,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.08 : 10,003.86 = 4,105.92 : x
  2. Step 2: Convert to fraction form
    7,249.08/10,003.86 = 4,105.92/x
  3. Step 3: Cross multiply
    7,249.08x = 10,003.86 × 4,105.92
  4. Step 4: Simplify right side
    7,249.08x = 41,075,048.85
  5. Step 5: Solve for x
    x = 41,075,048.85/7,249.08
  6. Step 6: Final answer
    x = 5,666.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.