Home / 7,647.11-11,460.99-4,362.05

Finding the Fourth Proportional to 7,647.11, 11,460.99 and 4,362.05

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Solution

The fourth proportional to 7,647.11, 11,460.99 and 4,362.05 is: 6,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.11 : 11,460.99 = 4,362.05 : x
  2. Step 2: Convert to fraction form
    7,647.11/11,460.99 = 4,362.05/x
  3. Step 3: Cross multiply
    7,647.11x = 11,460.99 × 4,362.05
  4. Step 4: Simplify right side
    7,647.11x = 49,993,456.44
  5. Step 5: Solve for x
    x = 49,993,456.44/7,647.11
  6. Step 6: Final answer
    x = 6,537.56

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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.