Home / 3,343.22-5,015.55-1,805.30

Finding the Fourth Proportional to 3,343.22, 5,015.55 and 1,805.30

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Solution

The fourth proportional to 3,343.22, 5,015.55 and 1,805.30 is: 2,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.22 : 5,015.55 = 1,805.30 : x
  2. Step 2: Convert to fraction form
    3,343.22/5,015.55 = 1,805.30/x
  3. Step 3: Cross multiply
    3,343.22x = 5,015.55 × 1,805.30
  4. Step 4: Simplify right side
    3,343.22x = 9,054,572.42
  5. Step 5: Solve for x
    x = 9,054,572.42/3,343.22
  6. Step 6: Final answer
    x = 2,708.34

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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.