Home / 2,181.65-3,267.57-1,693.22

Finding the Fourth Proportional to 2,181.65, 3,267.57 and 1,693.22

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Solution

The fourth proportional to 2,181.65, 3,267.57 and 1,693.22 is: 2,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.65 : 3,267.57 = 1,693.22 : x
  2. Step 2: Convert to fraction form
    2,181.65/3,267.57 = 1,693.22/x
  3. Step 3: Cross multiply
    2,181.65x = 3,267.57 × 1,693.22
  4. Step 4: Simplify right side
    2,181.65x = 5,532,714.88
  5. Step 5: Solve for x
    x = 5,532,714.88/2,181.65
  6. Step 6: Final answer
    x = 2,536.02

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1.5x scale

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.