Home / 4,292.36-6,438.62-1,369.96

Finding the Fourth Proportional to 4,292.36, 6,438.62 and 1,369.96

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Solution

The fourth proportional to 4,292.36, 6,438.62 and 1,369.96 is: 2,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.36 : 6,438.62 = 1,369.96 : x
  2. Step 2: Convert to fraction form
    4,292.36/6,438.62 = 1,369.96/x
  3. Step 3: Cross multiply
    4,292.36x = 6,438.62 × 1,369.96
  4. Step 4: Simplify right side
    4,292.36x = 8,820,651.86
  5. Step 5: Solve for x
    x = 8,820,651.86/4,292.36
  6. Step 6: Final answer
    x = 2,054.97

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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.