Home / 6,466.94-9,699.78-2,087.54

Finding the Fourth Proportional to 6,466.94, 9,699.78 and 2,087.54

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Solution

The fourth proportional to 6,466.94, 9,699.78 and 2,087.54 is: 3,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.94 : 9,699.78 = 2,087.54 : x
  2. Step 2: Convert to fraction form
    6,466.94/9,699.78 = 2,087.54/x
  3. Step 3: Cross multiply
    6,466.94x = 9,699.78 × 2,087.54
  4. Step 4: Simplify right side
    6,466.94x = 20,248,678.74
  5. Step 5: Solve for x
    x = 20,248,678.74/6,466.94
  6. Step 6: Final answer
    x = 3,131.11

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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.