Home / 3,616.63-4,991.25-2,045.02

Finding the Fourth Proportional to 3,616.63, 4,991.25 and 2,045.02

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Solution

The fourth proportional to 3,616.63, 4,991.25 and 2,045.02 is: 2,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.63 : 4,991.25 = 2,045.02 : x
  2. Step 2: Convert to fraction form
    3,616.63/4,991.25 = 2,045.02/x
  3. Step 3: Cross multiply
    3,616.63x = 4,991.25 × 2,045.02
  4. Step 4: Simplify right side
    3,616.63x = 10,207,218.55
  5. Step 5: Solve for x
    x = 10,207,218.55/3,616.63
  6. Step 6: Final answer
    x = 2,822.30

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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.