Home / 2,795.44-4,190.76-1,561.84

Finding the Fourth Proportional to 2,795.44, 4,190.76 and 1,561.84

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Solution

The fourth proportional to 2,795.44, 4,190.76 and 1,561.84 is: 2,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.44 : 4,190.76 = 1,561.84 : x
  2. Step 2: Convert to fraction form
    2,795.44/4,190.76 = 1,561.84/x
  3. Step 3: Cross multiply
    2,795.44x = 4,190.76 × 1,561.84
  4. Step 4: Simplify right side
    2,795.44x = 6,545,296.60
  5. Step 5: Solve for x
    x = 6,545,296.60/2,795.44
  6. Step 6: Final answer
    x = 2,341.42

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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.