Home / 2,714.32-4,068.39-2,054.05

Finding the Fourth Proportional to 2,714.32, 4,068.39 and 2,054.05

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Solution

The fourth proportional to 2,714.32, 4,068.39 and 2,054.05 is: 3,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714.32 : 4,068.39 = 2,054.05 : x
  2. Step 2: Convert to fraction form
    2,714.32/4,068.39 = 2,054.05/x
  3. Step 3: Cross multiply
    2,714.32x = 4,068.39 × 2,054.05
  4. Step 4: Simplify right side
    2,714.32x = 8,356,674.01
  5. Step 5: Solve for x
    x = 8,356,674.01/2,714.32
  6. Step 6: Final answer
    x = 3,078.73

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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.