Home / 2,380.16-3,570.24-736.67

Finding the Fourth Proportional to 2,380.16, 3,570.24 and 736.67

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Solution

The fourth proportional to 2,380.16, 3,570.24 and 736.67 is: 1,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.16 : 3,570.24 = 736.67 : x
  2. Step 2: Convert to fraction form
    2,380.16/3,570.24 = 736.67/x
  3. Step 3: Cross multiply
    2,380.16x = 3,570.24 × 736.67
  4. Step 4: Simplify right side
    2,380.16x = 2,630,067.17
  5. Step 5: Solve for x
    x = 2,630,067.17/2,380.16
  6. Step 6: Final answer
    x = 1,105.00

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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.