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Finding the Fourth Proportional to 6,368.81, 9,556.92 and 2,670.71

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Solution

The fourth proportional to 6,368.81, 9,556.92 and 2,670.71 is: 4,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.81 : 9,556.92 = 2,670.71 : x
  2. Step 2: Convert to fraction form
    6,368.81/9,556.92 = 2,670.71/x
  3. Step 3: Cross multiply
    6,368.81x = 9,556.92 × 2,670.71
  4. Step 4: Simplify right side
    6,368.81x = 25,523,714.03
  5. Step 5: Solve for x
    x = 25,523,714.03/6,368.81
  6. Step 6: Final answer
    x = 4,007.61

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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.