Home / 3,450.36-5,173.74-1,802.88

Finding the Fourth Proportional to 3,450.36, 5,173.74 and 1,802.88

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Solution

The fourth proportional to 3,450.36, 5,173.74 and 1,802.88 is: 2,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.36 : 5,173.74 = 1,802.88 : x
  2. Step 2: Convert to fraction form
    3,450.36/5,173.74 = 1,802.88/x
  3. Step 3: Cross multiply
    3,450.36x = 5,173.74 × 1,802.88
  4. Step 4: Simplify right side
    3,450.36x = 9,327,632.37
  5. Step 5: Solve for x
    x = 9,327,632.37/3,450.36
  6. Step 6: Final answer
    x = 2,703.38

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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.