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Finding the Fourth Proportional to 6,853.79, 10,281.07 and 3,346.79

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Solution

The fourth proportional to 6,853.79, 10,281.07 and 3,346.79 is: 5,020.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.79 : 10,281.07 = 3,346.79 : x
  2. Step 2: Convert to fraction form
    6,853.79/10,281.07 = 3,346.79/x
  3. Step 3: Cross multiply
    6,853.79x = 10,281.07 × 3,346.79
  4. Step 4: Simplify right side
    6,853.79x = 34,408,582.27
  5. Step 5: Solve for x
    x = 34,408,582.27/6,853.79
  6. Step 6: Final answer
    x = 5,020.37

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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.