Home / 7,226.15-10,840.68-4,107.65

Finding the Fourth Proportional to 7,226.15, 10,840.68 and 4,107.65

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Solution

The fourth proportional to 7,226.15, 10,840.68 and 4,107.65 is: 6,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.15 : 10,840.68 = 4,107.65 : x
  2. Step 2: Convert to fraction form
    7,226.15/10,840.68 = 4,107.65/x
  3. Step 3: Cross multiply
    7,226.15x = 10,840.68 × 4,107.65
  4. Step 4: Simplify right side
    7,226.15x = 44,529,665.00
  5. Step 5: Solve for x
    x = 44,529,665.00/7,226.15
  6. Step 6: Final answer
    x = 6,162.30

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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.