Home / 2,214.03-3,055.26-1,219.26

Finding the Fourth Proportional to 2,214.03, 3,055.26 and 1,219.26

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Solution

The fourth proportional to 2,214.03, 3,055.26 and 1,219.26 is: 1,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.03 : 3,055.26 = 1,219.26 : x
  2. Step 2: Convert to fraction form
    2,214.03/3,055.26 = 1,219.26/x
  3. Step 3: Cross multiply
    2,214.03x = 3,055.26 × 1,219.26
  4. Step 4: Simplify right side
    2,214.03x = 3,725,156.31
  5. Step 5: Solve for x
    x = 3,725,156.31/2,214.03
  6. Step 6: Final answer
    x = 1,682.52

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1.5x scale

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.