Home / 4,428.36-6,643.62-1,350.36

Finding the Fourth Proportional to 4,428.36, 6,643.62 and 1,350.36

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Solution

The fourth proportional to 4,428.36, 6,643.62 and 1,350.36 is: 2,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.36 : 6,643.62 = 1,350.36 : x
  2. Step 2: Convert to fraction form
    4,428.36/6,643.62 = 1,350.36/x
  3. Step 3: Cross multiply
    4,428.36x = 6,643.62 × 1,350.36
  4. Step 4: Simplify right side
    4,428.36x = 8,971,278.70
  5. Step 5: Solve for x
    x = 8,971,278.70/4,428.36
  6. Step 6: Final answer
    x = 2,025.87

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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.