Home / 3,745.50-5,615.73-1,492.53

Finding the Fourth Proportional to 3,745.50, 5,615.73 and 1,492.53

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Solution

The fourth proportional to 3,745.50, 5,615.73 and 1,492.53 is: 2,237.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.50 : 5,615.73 = 1,492.53 : x
  2. Step 2: Convert to fraction form
    3,745.50/5,615.73 = 1,492.53/x
  3. Step 3: Cross multiply
    3,745.50x = 5,615.73 × 1,492.53
  4. Step 4: Simplify right side
    3,745.50x = 8,381,645.50
  5. Step 5: Solve for x
    x = 8,381,645.50/3,745.50
  6. Step 6: Final answer
    x = 2,237.79

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1.5x scale

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.