Home / 2,550.06-3,519.14-1,415.69

Finding the Fourth Proportional to 2,550.06, 3,519.14 and 1,415.69

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Solution

The fourth proportional to 2,550.06, 3,519.14 and 1,415.69 is: 1,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.06 : 3,519.14 = 1,415.69 : x
  2. Step 2: Convert to fraction form
    2,550.06/3,519.14 = 1,415.69/x
  3. Step 3: Cross multiply
    2,550.06x = 3,519.14 × 1,415.69
  4. Step 4: Simplify right side
    2,550.06x = 4,981,986.63
  5. Step 5: Solve for x
    x = 4,981,986.63/2,550.06
  6. Step 6: Final answer
    x = 1,953.67

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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.