Home / 3,210.89-4,430.98-1,794.61

Finding the Fourth Proportional to 3,210.89, 4,430.98 and 1,794.61

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Solution

The fourth proportional to 3,210.89, 4,430.98 and 1,794.61 is: 2,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.89 : 4,430.98 = 1,794.61 : x
  2. Step 2: Convert to fraction form
    3,210.89/4,430.98 = 1,794.61/x
  3. Step 3: Cross multiply
    3,210.89x = 4,430.98 × 1,794.61
  4. Step 4: Simplify right side
    3,210.89x = 7,951,881.02
  5. Step 5: Solve for x
    x = 7,951,881.02/3,210.89
  6. Step 6: Final answer
    x = 2,476.53

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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.