Home / 2,063.36-2,847.52-1,224.51

Finding the Fourth Proportional to 2,063.36, 2,847.52 and 1,224.51

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Solution

The fourth proportional to 2,063.36, 2,847.52 and 1,224.51 is: 1,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.36 : 2,847.52 = 1,224.51 : x
  2. Step 2: Convert to fraction form
    2,063.36/2,847.52 = 1,224.51/x
  3. Step 3: Cross multiply
    2,063.36x = 2,847.52 × 1,224.51
  4. Step 4: Simplify right side
    2,063.36x = 3,486,816.72
  5. Step 5: Solve for x
    x = 3,486,816.72/2,063.36
  6. Step 6: Final answer
    x = 1,689.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.