Home / 3,423.07-5,126.52-2,186.73

Finding the Fourth Proportional to 3,423.07, 5,126.52 and 2,186.73

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Solution

The fourth proportional to 3,423.07, 5,126.52 and 2,186.73 is: 3,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.07 : 5,126.52 = 2,186.73 : x
  2. Step 2: Convert to fraction form
    3,423.07/5,126.52 = 2,186.73/x
  3. Step 3: Cross multiply
    3,423.07x = 5,126.52 × 2,186.73
  4. Step 4: Simplify right side
    3,423.07x = 11,210,315.08
  5. Step 5: Solve for x
    x = 11,210,315.08/3,423.07
  6. Step 6: Final answer
    x = 3,274.93

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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.