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Finding the Fourth Proportional to 7,052.19, 9,732 and 3,908.37

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Solution

The fourth proportional to 7,052.19, 9,732 and 3,908.37 is: 5,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.19 : 9,732 = 3,908.37 : x
  2. Step 2: Convert to fraction form
    7,052.19/9,732 = 3,908.37/x
  3. Step 3: Cross multiply
    7,052.19x = 9,732 × 3,908.37
  4. Step 4: Simplify right side
    7,052.19x = 38,036,256.84
  5. Step 5: Solve for x
    x = 38,036,256.84/7,052.19
  6. Step 6: Final answer
    x = 5,393.54

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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.