Home / 2,228.84-3,342.02-1,256.02

Finding the Fourth Proportional to 2,228.84, 3,342.02 and 1,256.02

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Solution

The fourth proportional to 2,228.84, 3,342.02 and 1,256.02 is: 1,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.84 : 3,342.02 = 1,256.02 : x
  2. Step 2: Convert to fraction form
    2,228.84/3,342.02 = 1,256.02/x
  3. Step 3: Cross multiply
    2,228.84x = 3,342.02 × 1,256.02
  4. Step 4: Simplify right side
    2,228.84x = 4,197,643.96
  5. Step 5: Solve for x
    x = 4,197,643.96/2,228.84
  6. Step 6: Final answer
    x = 1,883.33

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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.