Home / 3,600.18-5,399.35-1,408.93

Finding the Fourth Proportional to 3,600.18, 5,399.35 and 1,408.93

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Solution

The fourth proportional to 3,600.18, 5,399.35 and 1,408.93 is: 2,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.18 : 5,399.35 = 1,408.93 : x
  2. Step 2: Convert to fraction form
    3,600.18/5,399.35 = 1,408.93/x
  3. Step 3: Cross multiply
    3,600.18x = 5,399.35 × 1,408.93
  4. Step 4: Simplify right side
    3,600.18x = 7,607,289.17
  5. Step 5: Solve for x
    x = 7,607,289.17/3,600.18
  6. Step 6: Final answer
    x = 2,113.03

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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.