Home / 6,278.23-9,420.41-4,441.15

Finding the Fourth Proportional to 6,278.23, 9,420.41 and 4,441.15

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Solution

The fourth proportional to 6,278.23, 9,420.41 and 4,441.15 is: 6,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.23 : 9,420.41 = 4,441.15 : x
  2. Step 2: Convert to fraction form
    6,278.23/9,420.41 = 4,441.15/x
  3. Step 3: Cross multiply
    6,278.23x = 9,420.41 × 4,441.15
  4. Step 4: Simplify right side
    6,278.23x = 41,837,453.87
  5. Step 5: Solve for x
    x = 41,837,453.87/6,278.23
  6. Step 6: Final answer
    x = 6,663.89

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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.