Home / 3,583.08-4,944.48-1,989.79

Finding the Fourth Proportional to 3,583.08, 4,944.48 and 1,989.79

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Solution

The fourth proportional to 3,583.08, 4,944.48 and 1,989.79 is: 2,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.08 : 4,944.48 = 1,989.79 : x
  2. Step 2: Convert to fraction form
    3,583.08/4,944.48 = 1,989.79/x
  3. Step 3: Cross multiply
    3,583.08x = 4,944.48 × 1,989.79
  4. Step 4: Simplify right side
    3,583.08x = 9,838,457.04
  5. Step 5: Solve for x
    x = 9,838,457.04/3,583.08
  6. Step 6: Final answer
    x = 2,745.81

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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.