Home / 3,161.18-4,738.40-1,602.32

Finding the Fourth Proportional to 3,161.18, 4,738.40 and 1,602.32

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Solution

The fourth proportional to 3,161.18, 4,738.40 and 1,602.32 is: 2,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.18 : 4,738.40 = 1,602.32 : x
  2. Step 2: Convert to fraction form
    3,161.18/4,738.40 = 1,602.32/x
  3. Step 3: Cross multiply
    3,161.18x = 4,738.40 × 1,602.32
  4. Step 4: Simplify right side
    3,161.18x = 7,592,433.09
  5. Step 5: Solve for x
    x = 7,592,433.09/3,161.18
  6. Step 6: Final answer
    x = 2,401.77

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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.