Home / 3,395.88-5,094.84-2,808.23

Finding the Fourth Proportional to 3,395.88, 5,094.84 and 2,808.23

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Solution

The fourth proportional to 3,395.88, 5,094.84 and 2,808.23 is: 4,213.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.88 : 5,094.84 = 2,808.23 : x
  2. Step 2: Convert to fraction form
    3,395.88/5,094.84 = 2,808.23/x
  3. Step 3: Cross multiply
    3,395.88x = 5,094.84 × 2,808.23
  4. Step 4: Simplify right side
    3,395.88x = 14,307,457.06
  5. Step 5: Solve for x
    x = 14,307,457.06/3,395.88
  6. Step 6: Final answer
    x = 4,213.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.