Home / 3,746.01-5,621.92-1,408.14

Finding the Fourth Proportional to 3,746.01, 5,621.92 and 1,408.14

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Solution

The fourth proportional to 3,746.01, 5,621.92 and 1,408.14 is: 2,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.01 : 5,621.92 = 1,408.14 : x
  2. Step 2: Convert to fraction form
    3,746.01/5,621.92 = 1,408.14/x
  3. Step 3: Cross multiply
    3,746.01x = 5,621.92 × 1,408.14
  4. Step 4: Simplify right side
    3,746.01x = 7,916,450.43
  5. Step 5: Solve for x
    x = 7,916,450.43/3,746.01
  6. Step 6: Final answer
    x = 2,113.30

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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.