Home / 6,644.38-9,953.08-3,081.48

Finding the Fourth Proportional to 6,644.38, 9,953.08 and 3,081.48

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Solution

The fourth proportional to 6,644.38, 9,953.08 and 3,081.48 is: 4,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.38 : 9,953.08 = 3,081.48 : x
  2. Step 2: Convert to fraction form
    6,644.38/9,953.08 = 3,081.48/x
  3. Step 3: Cross multiply
    6,644.38x = 9,953.08 × 3,081.48
  4. Step 4: Simplify right side
    6,644.38x = 30,670,216.96
  5. Step 5: Solve for x
    x = 30,670,216.96/6,644.38
  6. Step 6: Final answer
    x = 4,615.96

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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.