Home / 2,659.99-3,670.79-1,481.34

Finding the Fourth Proportional to 2,659.99, 3,670.79 and 1,481.34

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Solution

The fourth proportional to 2,659.99, 3,670.79 and 1,481.34 is: 2,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.99 : 3,670.79 = 1,481.34 : x
  2. Step 2: Convert to fraction form
    2,659.99/3,670.79 = 1,481.34/x
  3. Step 3: Cross multiply
    2,659.99x = 3,670.79 × 1,481.34
  4. Step 4: Simplify right side
    2,659.99x = 5,437,680.65
  5. Step 5: Solve for x
    x = 5,437,680.65/2,659.99
  6. Step 6: Final answer
    x = 2,044.25

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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.