Home / 2,150.88-2,968.58-1,801.44

Finding the Fourth Proportional to 2,150.88, 2,968.58 and 1,801.44

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Solution

The fourth proportional to 2,150.88, 2,968.58 and 1,801.44 is: 2,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.88 : 2,968.58 = 1,801.44 : x
  2. Step 2: Convert to fraction form
    2,150.88/2,968.58 = 1,801.44/x
  3. Step 3: Cross multiply
    2,150.88x = 2,968.58 × 1,801.44
  4. Step 4: Simplify right side
    2,150.88x = 5,347,718.76
  5. Step 5: Solve for x
    x = 5,347,718.76/2,150.88
  6. Step 6: Final answer
    x = 2,486.29

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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.