Home / 4,267.62-6,405.39-2,189.16

Finding the Fourth Proportional to 4,267.62, 6,405.39 and 2,189.16

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Solution

The fourth proportional to 4,267.62, 6,405.39 and 2,189.16 is: 3,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.62 : 6,405.39 = 2,189.16 : x
  2. Step 2: Convert to fraction form
    4,267.62/6,405.39 = 2,189.16/x
  3. Step 3: Cross multiply
    4,267.62x = 6,405.39 × 2,189.16
  4. Step 4: Simplify right side
    4,267.62x = 14,022,423.57
  5. Step 5: Solve for x
    x = 14,022,423.57/4,267.62
  6. Step 6: Final answer
    x = 3,285.77

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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.