Home / 7,226.19-10,828.88-4,257.63

Finding the Fourth Proportional to 7,226.19, 10,828.88 and 4,257.63

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Solution

The fourth proportional to 7,226.19, 10,828.88 and 4,257.63 is: 6,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.19 : 10,828.88 = 4,257.63 : x
  2. Step 2: Convert to fraction form
    7,226.19/10,828.88 = 4,257.63/x
  3. Step 3: Cross multiply
    7,226.19x = 10,828.88 × 4,257.63
  4. Step 4: Simplify right side
    7,226.19x = 46,105,288.92
  5. Step 5: Solve for x
    x = 46,105,288.92/7,226.19
  6. Step 6: Final answer
    x = 6,380.31

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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.