Home / 3,575.18-5,362.78-1,109.94

Finding the Fourth Proportional to 3,575.18, 5,362.78 and 1,109.94

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Solution

The fourth proportional to 3,575.18, 5,362.78 and 1,109.94 is: 1,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.18 : 5,362.78 = 1,109.94 : x
  2. Step 2: Convert to fraction form
    3,575.18/5,362.78 = 1,109.94/x
  3. Step 3: Cross multiply
    3,575.18x = 5,362.78 × 1,109.94
  4. Step 4: Simplify right side
    3,575.18x = 5,952,364.03
  5. Step 5: Solve for x
    x = 5,952,364.03/3,575.18
  6. Step 6: Final answer
    x = 1,664.91

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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.