Home / 2,525.48-3,481.52-1,964.86

Finding the Fourth Proportional to 2,525.48, 3,481.52 and 1,964.86

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Solution

The fourth proportional to 2,525.48, 3,481.52 and 1,964.86 is: 2,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.48 : 3,481.52 = 1,964.86 : x
  2. Step 2: Convert to fraction form
    2,525.48/3,481.52 = 1,964.86/x
  3. Step 3: Cross multiply
    2,525.48x = 3,481.52 × 1,964.86
  4. Step 4: Simplify right side
    2,525.48x = 6,840,680.86
  5. Step 5: Solve for x
    x = 6,840,680.86/2,525.48
  6. Step 6: Final answer
    x = 2,708.67

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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.