Home / 2,525.16-3,782.58-1,225.56

Finding the Fourth Proportional to 2,525.16, 3,782.58 and 1,225.56

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Solution

The fourth proportional to 2,525.16, 3,782.58 and 1,225.56 is: 1,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.16 : 3,782.58 = 1,225.56 : x
  2. Step 2: Convert to fraction form
    2,525.16/3,782.58 = 1,225.56/x
  3. Step 3: Cross multiply
    2,525.16x = 3,782.58 × 1,225.56
  4. Step 4: Simplify right side
    2,525.16x = 4,635,778.74
  5. Step 5: Solve for x
    x = 4,635,778.74/2,525.16
  6. Step 6: Final answer
    x = 1,835.84

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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.