Home / 7,344.51-11,018.67-3,183.55

Finding the Fourth Proportional to 7,344.51, 11,018.67 and 3,183.55

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Solution

The fourth proportional to 7,344.51, 11,018.67 and 3,183.55 is: 4,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.51 : 11,018.67 = 3,183.55 : x
  2. Step 2: Convert to fraction form
    7,344.51/11,018.67 = 3,183.55/x
  3. Step 3: Cross multiply
    7,344.51x = 11,018.67 × 3,183.55
  4. Step 4: Simplify right side
    7,344.51x = 35,078,509.37
  5. Step 5: Solve for x
    x = 35,078,509.37/7,344.51
  6. Step 6: Final answer
    x = 4,776.16

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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.