Home / 4,080.03-5,629.98-2,311.26

Finding the Fourth Proportional to 4,080.03, 5,629.98 and 2,311.26

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Solution

The fourth proportional to 4,080.03, 5,629.98 and 2,311.26 is: 3,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.03 : 5,629.98 = 2,311.26 : x
  2. Step 2: Convert to fraction form
    4,080.03/5,629.98 = 2,311.26/x
  3. Step 3: Cross multiply
    4,080.03x = 5,629.98 × 2,311.26
  4. Step 4: Simplify right side
    4,080.03x = 13,012,347.57
  5. Step 5: Solve for x
    x = 13,012,347.57/4,080.03
  6. Step 6: Final answer
    x = 3,189.28

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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.