Home / 2,181.06-3,271.95-1,026.18

Finding the Fourth Proportional to 2,181.06, 3,271.95 and 1,026.18

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Solution

The fourth proportional to 2,181.06, 3,271.95 and 1,026.18 is: 1,539.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.06 : 3,271.95 = 1,026.18 : x
  2. Step 2: Convert to fraction form
    2,181.06/3,271.95 = 1,026.18/x
  3. Step 3: Cross multiply
    2,181.06x = 3,271.95 × 1,026.18
  4. Step 4: Simplify right side
    2,181.06x = 3,357,609.65
  5. Step 5: Solve for x
    x = 3,357,609.65/2,181.06
  6. Step 6: Final answer
    x = 1,539.44

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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.