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Finding the Fourth Proportional to 3,967.14, 5,948.73 and 1,333.56

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Solution

The fourth proportional to 3,967.14, 5,948.73 and 1,333.56 is: 1,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.14 : 5,948.73 = 1,333.56 : x
  2. Step 2: Convert to fraction form
    3,967.14/5,948.73 = 1,333.56/x
  3. Step 3: Cross multiply
    3,967.14x = 5,948.73 × 1,333.56
  4. Step 4: Simplify right side
    3,967.14x = 7,932,988.38
  5. Step 5: Solve for x
    x = 7,932,988.38/3,967.14
  6. Step 6: Final answer
    x = 1,999.67

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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.