Home / 5,358.88-7,396.76-3,765.90

Finding the Fourth Proportional to 5,358.88, 7,396.76 and 3,765.90

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Solution

The fourth proportional to 5,358.88, 7,396.76 and 3,765.90 is: 5,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.88 : 7,396.76 = 3,765.90 : x
  2. Step 2: Convert to fraction form
    5,358.88/7,396.76 = 3,765.90/x
  3. Step 3: Cross multiply
    5,358.88x = 7,396.76 × 3,765.90
  4. Step 4: Simplify right side
    5,358.88x = 27,855,467.90
  5. Step 5: Solve for x
    x = 27,855,467.90/5,358.88
  6. Step 6: Final answer
    x = 5,198.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.