Home / 9,757.04-14,635.56-7,821.54

Finding the Fourth Proportional to 9,757.04, 14,635.56 and 7,821.54

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Solution

The fourth proportional to 9,757.04, 14,635.56 and 7,821.54 is: 11,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,757.04 : 14,635.56 = 7,821.54 : x
  2. Step 2: Convert to fraction form
    9,757.04/14,635.56 = 7,821.54/x
  3. Step 3: Cross multiply
    9,757.04x = 14,635.56 × 7,821.54
  4. Step 4: Simplify right side
    9,757.04x = 114,472,617.96
  5. Step 5: Solve for x
    x = 114,472,617.96/9,757.04
  6. Step 6: Final answer
    x = 11,732.32

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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.