Home / 3,617.48-4,991.94-2,045.54

Finding the Fourth Proportional to 3,617.48, 4,991.94 and 2,045.54

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Solution

The fourth proportional to 3,617.48, 4,991.94 and 2,045.54 is: 2,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.48 : 4,991.94 = 2,045.54 : x
  2. Step 2: Convert to fraction form
    3,617.48/4,991.94 = 2,045.54/x
  3. Step 3: Cross multiply
    3,617.48x = 4,991.94 × 2,045.54
  4. Step 4: Simplify right side
    3,617.48x = 10,211,187.99
  5. Step 5: Solve for x
    x = 10,211,187.99/3,617.48
  6. Step 6: Final answer
    x = 2,822.74

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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.