Home / 7,470.87-11,202.48-4,183.08

Finding the Fourth Proportional to 7,470.87, 11,202.48 and 4,183.08

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Solution

The fourth proportional to 7,470.87, 11,202.48 and 4,183.08 is: 6,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.87 : 11,202.48 = 4,183.08 : x
  2. Step 2: Convert to fraction form
    7,470.87/11,202.48 = 4,183.08/x
  3. Step 3: Cross multiply
    7,470.87x = 11,202.48 × 4,183.08
  4. Step 4: Simplify right side
    7,470.87x = 46,860,870.04
  5. Step 5: Solve for x
    x = 46,860,870.04/7,470.87
  6. Step 6: Final answer
    x = 6,272.48

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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.