Home / 4,272.13-6,406.18-2,193.13

Finding the Fourth Proportional to 4,272.13, 6,406.18 and 2,193.13

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Solution

The fourth proportional to 4,272.13, 6,406.18 and 2,193.13 is: 3,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.13 : 6,406.18 = 2,193.13 : x
  2. Step 2: Convert to fraction form
    4,272.13/6,406.18 = 2,193.13/x
  3. Step 3: Cross multiply
    4,272.13x = 6,406.18 × 2,193.13
  4. Step 4: Simplify right side
    4,272.13x = 14,049,585.54
  5. Step 5: Solve for x
    x = 14,049,585.54/4,272.13
  6. Step 6: Final answer
    x = 3,288.66

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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.