Home / 4,292.12-5,923.72-3,100.96

Finding the Fourth Proportional to 4,292.12, 5,923.72 and 3,100.96

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Solution

The fourth proportional to 4,292.12, 5,923.72 and 3,100.96 is: 4,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.12 : 5,923.72 = 3,100.96 : x
  2. Step 2: Convert to fraction form
    4,292.12/5,923.72 = 3,100.96/x
  3. Step 3: Cross multiply
    4,292.12x = 5,923.72 × 3,100.96
  4. Step 4: Simplify right side
    4,292.12x = 18,369,222.11
  5. Step 5: Solve for x
    x = 18,369,222.11/4,292.12
  6. Step 6: Final answer
    x = 4,279.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.