Home / 2,775.36-3,832.21-1,714.67

Finding the Fourth Proportional to 2,775.36, 3,832.21 and 1,714.67

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Solution

The fourth proportional to 2,775.36, 3,832.21 and 1,714.67 is: 2,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.36 : 3,832.21 = 1,714.67 : x
  2. Step 2: Convert to fraction form
    2,775.36/3,832.21 = 1,714.67/x
  3. Step 3: Cross multiply
    2,775.36x = 3,832.21 × 1,714.67
  4. Step 4: Simplify right side
    2,775.36x = 6,570,972.87
  5. Step 5: Solve for x
    x = 6,570,972.87/2,775.36
  6. Step 6: Final answer
    x = 2,367.61

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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.