Home / 3,156.23-4,734.01-1,401.27

Finding the Fourth Proportional to 3,156.23, 4,734.01 and 1,401.27

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Solution

The fourth proportional to 3,156.23, 4,734.01 and 1,401.27 is: 2,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.23 : 4,734.01 = 1,401.27 : x
  2. Step 2: Convert to fraction form
    3,156.23/4,734.01 = 1,401.27/x
  3. Step 3: Cross multiply
    3,156.23x = 4,734.01 × 1,401.27
  4. Step 4: Simplify right side
    3,156.23x = 6,633,610.19
  5. Step 5: Solve for x
    x = 6,633,610.19/3,156.23
  6. Step 6: Final answer
    x = 2,101.75

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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.