Home / 2,060.19-3,090.67-827.70

Finding the Fourth Proportional to 2,060.19, 3,090.67 and 827.70

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Solution

The fourth proportional to 2,060.19, 3,090.67 and 827.70 is: 1,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.19 : 3,090.67 = 827.70 : x
  2. Step 2: Convert to fraction form
    2,060.19/3,090.67 = 827.70/x
  3. Step 3: Cross multiply
    2,060.19x = 3,090.67 × 827.70
  4. Step 4: Simplify right side
    2,060.19x = 2,558,132.11
  5. Step 5: Solve for x
    x = 2,558,132.11/2,060.19
  6. Step 6: Final answer
    x = 1,241.70

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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.