Home / 2,795.81-4,195.47-1,625.09

Finding the Fourth Proportional to 2,795.81, 4,195.47 and 1,625.09

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Solution

The fourth proportional to 2,795.81, 4,195.47 and 1,625.09 is: 2,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.81 : 4,195.47 = 1,625.09 : x
  2. Step 2: Convert to fraction form
    2,795.81/4,195.47 = 1,625.09/x
  3. Step 3: Cross multiply
    2,795.81x = 4,195.47 × 1,625.09
  4. Step 4: Simplify right side
    2,795.81x = 6,817,995.36
  5. Step 5: Solve for x
    x = 6,817,995.36/2,795.81
  6. Step 6: Final answer
    x = 2,438.65

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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.