Home / 1,775.04-2,662.68-1,293.84

Finding the Fourth Proportional to 1,775.04, 2,662.68 and 1,293.84

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Solution

The fourth proportional to 1,775.04, 2,662.68 and 1,293.84 is: 1,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.04 : 2,662.68 = 1,293.84 : x
  2. Step 2: Convert to fraction form
    1,775.04/2,662.68 = 1,293.84/x
  3. Step 3: Cross multiply
    1,775.04x = 2,662.68 × 1,293.84
  4. Step 4: Simplify right side
    1,775.04x = 3,445,081.89
  5. Step 5: Solve for x
    x = 3,445,081.89/1,775.04
  6. Step 6: Final answer
    x = 1,940.85

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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.