Home / 4,223.63-6,335.43-1,103.62

Finding the Fourth Proportional to 4,223.63, 6,335.43 and 1,103.62

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Solution

The fourth proportional to 4,223.63, 6,335.43 and 1,103.62 is: 1,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.63 : 6,335.43 = 1,103.62 : x
  2. Step 2: Convert to fraction form
    4,223.63/6,335.43 = 1,103.62/x
  3. Step 3: Cross multiply
    4,223.63x = 6,335.43 × 1,103.62
  4. Step 4: Simplify right side
    4,223.63x = 6,991,907.26
  5. Step 5: Solve for x
    x = 6,991,907.26/4,223.63
  6. Step 6: Final answer
    x = 1,655.43

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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.