Home / 3,428.63-5,133.36-2,192.93

Finding the Fourth Proportional to 3,428.63, 5,133.36 and 2,192.93

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Solution

The fourth proportional to 3,428.63, 5,133.36 and 2,192.93 is: 3,283.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.63 : 5,133.36 = 2,192.93 : x
  2. Step 2: Convert to fraction form
    3,428.63/5,133.36 = 2,192.93/x
  3. Step 3: Cross multiply
    3,428.63x = 5,133.36 × 2,192.93
  4. Step 4: Simplify right side
    3,428.63x = 11,257,099.14
  5. Step 5: Solve for x
    x = 11,257,099.14/3,428.63
  6. Step 6: Final answer
    x = 3,283.26

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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.