Home / 7,431.37-11,145.22-3,050.08

Finding the Fourth Proportional to 7,431.37, 11,145.22 and 3,050.08

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Solution

The fourth proportional to 7,431.37, 11,145.22 and 3,050.08 is: 4,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.37 : 11,145.22 = 3,050.08 : x
  2. Step 2: Convert to fraction form
    7,431.37/11,145.22 = 3,050.08/x
  3. Step 3: Cross multiply
    7,431.37x = 11,145.22 × 3,050.08
  4. Step 4: Simplify right side
    7,431.37x = 33,993,812.62
  5. Step 5: Solve for x
    x = 33,993,812.62/7,431.37
  6. Step 6: Final answer
    x = 4,574.37

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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.