Home / 2,525.85-3,782.88-2,438.28

Finding the Fourth Proportional to 2,525.85, 3,782.88 and 2,438.28

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Solution

The fourth proportional to 2,525.85, 3,782.88 and 2,438.28 is: 3,651.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.85 : 3,782.88 = 2,438.28 : x
  2. Step 2: Convert to fraction form
    2,525.85/3,782.88 = 2,438.28/x
  3. Step 3: Cross multiply
    2,525.85x = 3,782.88 × 2,438.28
  4. Step 4: Simplify right side
    2,525.85x = 9,223,720.65
  5. Step 5: Solve for x
    x = 9,223,720.65/2,525.85
  6. Step 6: Final answer
    x = 3,651.73

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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.