Home / 2,962.26-4,089.21-2,081.34

Finding the Fourth Proportional to 2,962.26, 4,089.21 and 2,081.34

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Solution

The fourth proportional to 2,962.26, 4,089.21 and 2,081.34 is: 2,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.26 : 4,089.21 = 2,081.34 : x
  2. Step 2: Convert to fraction form
    2,962.26/4,089.21 = 2,081.34/x
  3. Step 3: Cross multiply
    2,962.26x = 4,089.21 × 2,081.34
  4. Step 4: Simplify right side
    2,962.26x = 8,511,036.34
  5. Step 5: Solve for x
    x = 8,511,036.34/2,962.26
  6. Step 6: Final answer
    x = 2,873.16

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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.