Home / 2,795.58-4,193.37-1,254.78

Finding the Fourth Proportional to 2,795.58, 4,193.37 and 1,254.78

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Solution

The fourth proportional to 2,795.58, 4,193.37 and 1,254.78 is: 1,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.58 : 4,193.37 = 1,254.78 : x
  2. Step 2: Convert to fraction form
    2,795.58/4,193.37 = 1,254.78/x
  3. Step 3: Cross multiply
    2,795.58x = 4,193.37 × 1,254.78
  4. Step 4: Simplify right side
    2,795.58x = 5,261,756.81
  5. Step 5: Solve for x
    x = 5,261,756.81/2,795.58
  6. Step 6: Final answer
    x = 1,882.17

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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.