Home / 4,131.04-5,665.88-3,664.48

Finding the Fourth Proportional to 4,131.04, 5,665.88 and 3,664.48

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Solution

The fourth proportional to 4,131.04, 5,665.88 and 3,664.48 is: 5,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.04 : 5,665.88 = 3,664.48 : x
  2. Step 2: Convert to fraction form
    4,131.04/5,665.88 = 3,664.48/x
  3. Step 3: Cross multiply
    4,131.04x = 5,665.88 × 3,664.48
  4. Step 4: Simplify right side
    4,131.04x = 20,762,503.94
  5. Step 5: Solve for x
    x = 20,762,503.94/4,131.04
  6. Step 6: Final answer
    x = 5,025.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.