Home / 3,647.92-5,035.44-2,862.16

Finding the Fourth Proportional to 3,647.92, 5,035.44 and 2,862.16

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Solution

The fourth proportional to 3,647.92, 5,035.44 and 2,862.16 is: 3,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.92 : 5,035.44 = 2,862.16 : x
  2. Step 2: Convert to fraction form
    3,647.92/5,035.44 = 2,862.16/x
  3. Step 3: Cross multiply
    3,647.92x = 5,035.44 × 2,862.16
  4. Step 4: Simplify right side
    3,647.92x = 14,412,234.95
  5. Step 5: Solve for x
    x = 14,412,234.95/3,647.92
  6. Step 6: Final answer
    x = 3,950.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.