Home / 4,226.20-6,339.90-1,303.96

Finding the Fourth Proportional to 4,226.20, 6,339.90 and 1,303.96

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Solution

The fourth proportional to 4,226.20, 6,339.90 and 1,303.96 is: 1,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.20 : 6,339.90 = 1,303.96 : x
  2. Step 2: Convert to fraction form
    4,226.20/6,339.90 = 1,303.96/x
  3. Step 3: Cross multiply
    4,226.20x = 6,339.90 × 1,303.96
  4. Step 4: Simplify right side
    4,226.20x = 8,266,976.00
  5. Step 5: Solve for x
    x = 8,266,976.00/4,226.20
  6. Step 6: Final answer
    x = 1,956.13

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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.