Home / 2,961.86-4,438.93-1,204.81

Finding the Fourth Proportional to 2,961.86, 4,438.93 and 1,204.81

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Solution

The fourth proportional to 2,961.86, 4,438.93 and 1,204.81 is: 1,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.86 : 4,438.93 = 1,204.81 : x
  2. Step 2: Convert to fraction form
    2,961.86/4,438.93 = 1,204.81/x
  3. Step 3: Cross multiply
    2,961.86x = 4,438.93 × 1,204.81
  4. Step 4: Simplify right side
    2,961.86x = 5,348,069.79
  5. Step 5: Solve for x
    x = 5,348,069.79/2,961.86
  6. Step 6: Final answer
    x = 1,805.65

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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.