Home / 3,617.03-4,991.30-2,045.03

Finding the Fourth Proportional to 3,617.03, 4,991.30 and 2,045.03

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Solution

The fourth proportional to 3,617.03, 4,991.30 and 2,045.03 is: 2,822.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.03 : 4,991.30 = 2,045.03 : x
  2. Step 2: Convert to fraction form
    3,617.03/4,991.30 = 2,045.03/x
  3. Step 3: Cross multiply
    3,617.03x = 4,991.30 × 2,045.03
  4. Step 4: Simplify right side
    3,617.03x = 10,207,323.06
  5. Step 5: Solve for x
    x = 10,207,323.06/3,617.03
  6. Step 6: Final answer
    x = 2,822.02

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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.