Home / 3,210.86-4,812.23-2,735.66

Finding the Fourth Proportional to 3,210.86, 4,812.23 and 2,735.66

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Solution

The fourth proportional to 3,210.86, 4,812.23 and 2,735.66 is: 4,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.86 : 4,812.23 = 2,735.66 : x
  2. Step 2: Convert to fraction form
    3,210.86/4,812.23 = 2,735.66/x
  3. Step 3: Cross multiply
    3,210.86x = 4,812.23 × 2,735.66
  4. Step 4: Simplify right side
    3,210.86x = 13,164,607.90
  5. Step 5: Solve for x
    x = 13,164,607.90/3,210.86
  6. Step 6: Final answer
    x = 4,100.03

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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.