Home / 7,226.75-10,828.78-4,303.46

Finding the Fourth Proportional to 7,226.75, 10,828.78 and 4,303.46

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Solution

The fourth proportional to 7,226.75, 10,828.78 and 4,303.46 is: 6,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.75 : 10,828.78 = 4,303.46 : x
  2. Step 2: Convert to fraction form
    7,226.75/10,828.78 = 4,303.46/x
  3. Step 3: Cross multiply
    7,226.75x = 10,828.78 × 4,303.46
  4. Step 4: Simplify right side
    7,226.75x = 46,601,145.92
  5. Step 5: Solve for x
    x = 46,601,145.92/7,226.75
  6. Step 6: Final answer
    x = 6,448.43

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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.