Home / 4,127.61-5,700.39-3,173.43

Finding the Fourth Proportional to 4,127.61, 5,700.39 and 3,173.43

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Solution

The fourth proportional to 4,127.61, 5,700.39 and 3,173.43 is: 4,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.61 : 5,700.39 = 3,173.43 : x
  2. Step 2: Convert to fraction form
    4,127.61/5,700.39 = 3,173.43/x
  3. Step 3: Cross multiply
    4,127.61x = 5,700.39 × 3,173.43
  4. Step 4: Simplify right side
    4,127.61x = 18,089,788.64
  5. Step 5: Solve for x
    x = 18,089,788.64/4,127.61
  6. Step 6: Final answer
    x = 4,382.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.