Home / 9,685.98-13,370.67-6,546.42

Finding the Fourth Proportional to 9,685.98, 13,370.67 and 6,546.42

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Solution

The fourth proportional to 9,685.98, 13,370.67 and 6,546.42 is: 9,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.98 : 13,370.67 = 6,546.42 : x
  2. Step 2: Convert to fraction form
    9,685.98/13,370.67 = 6,546.42/x
  3. Step 3: Cross multiply
    9,685.98x = 13,370.67 × 6,546.42
  4. Step 4: Simplify right side
    9,685.98x = 87,530,021.50
  5. Step 5: Solve for x
    x = 87,530,021.50/9,685.98
  6. Step 6: Final answer
    x = 9,036.77

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Double scale
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Similar ratio
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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.