Home / 3,097.89-4,643.98-1,341.79

Finding the Fourth Proportional to 3,097.89, 4,643.98 and 1,341.79

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Solution

The fourth proportional to 3,097.89, 4,643.98 and 1,341.79 is: 2,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.89 : 4,643.98 = 1,341.79 : x
  2. Step 2: Convert to fraction form
    3,097.89/4,643.98 = 1,341.79/x
  3. Step 3: Cross multiply
    3,097.89x = 4,643.98 × 1,341.79
  4. Step 4: Simplify right side
    3,097.89x = 6,231,245.92
  5. Step 5: Solve for x
    x = 6,231,245.92/3,097.89
  6. Step 6: Final answer
    x = 2,011.45

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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.