Home / 4,131.03-6,161.21-3,985.23

Finding the Fourth Proportional to 4,131.03, 6,161.21 and 3,985.23

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Solution

The fourth proportional to 4,131.03, 6,161.21 and 3,985.23 is: 5,943.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.03 : 6,161.21 = 3,985.23 : x
  2. Step 2: Convert to fraction form
    4,131.03/6,161.21 = 3,985.23/x
  3. Step 3: Cross multiply
    4,131.03x = 6,161.21 × 3,985.23
  4. Step 4: Simplify right side
    4,131.03x = 24,553,848.89
  5. Step 5: Solve for x
    x = 24,553,848.89/4,131.03
  6. Step 6: Final answer
    x = 5,943.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.