Home / 3,617.19-4,991.58-2,045.25

Finding the Fourth Proportional to 3,617.19, 4,991.58 and 2,045.25

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Solution

The fourth proportional to 3,617.19, 4,991.58 and 2,045.25 is: 2,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.19 : 4,991.58 = 2,045.25 : x
  2. Step 2: Convert to fraction form
    3,617.19/4,991.58 = 2,045.25/x
  3. Step 3: Cross multiply
    3,617.19x = 4,991.58 × 2,045.25
  4. Step 4: Simplify right side
    3,617.19x = 10,209,029.00
  5. Step 5: Solve for x
    x = 10,209,029.00/3,617.19
  6. Step 6: Final answer
    x = 2,822.36

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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.