Home / 6,853.70-10,280.92-2,174.07

Finding the Fourth Proportional to 6,853.70, 10,280.92 and 2,174.07

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Solution

The fourth proportional to 6,853.70, 10,280.92 and 2,174.07 is: 3,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.70 : 10,280.92 = 2,174.07 : x
  2. Step 2: Convert to fraction form
    6,853.70/10,280.92 = 2,174.07/x
  3. Step 3: Cross multiply
    6,853.70x = 10,280.92 × 2,174.07
  4. Step 4: Simplify right side
    6,853.70x = 22,351,425.22
  5. Step 5: Solve for x
    x = 22,351,425.22/6,853.70
  6. Step 6: Final answer
    x = 3,261.22

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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.