Home / 4,143.08-6,214.48-1,369.69

Finding the Fourth Proportional to 4,143.08, 6,214.48 and 1,369.69

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Solution

The fourth proportional to 4,143.08, 6,214.48 and 1,369.69 is: 2,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.08 : 6,214.48 = 1,369.69 : x
  2. Step 2: Convert to fraction form
    4,143.08/6,214.48 = 1,369.69/x
  3. Step 3: Cross multiply
    4,143.08x = 6,214.48 × 1,369.69
  4. Step 4: Simplify right side
    4,143.08x = 8,511,892.15
  5. Step 5: Solve for x
    x = 8,511,892.15/4,143.08
  6. Step 6: Final answer
    x = 2,054.48

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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.