Home / 6,678.82-9,214.34-4,027.06

Finding the Fourth Proportional to 6,678.82, 9,214.34 and 4,027.06

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Solution

The fourth proportional to 6,678.82, 9,214.34 and 4,027.06 is: 5,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.82 : 9,214.34 = 4,027.06 : x
  2. Step 2: Convert to fraction form
    6,678.82/9,214.34 = 4,027.06/x
  3. Step 3: Cross multiply
    6,678.82x = 9,214.34 × 4,027.06
  4. Step 4: Simplify right side
    6,678.82x = 37,106,700.04
  5. Step 5: Solve for x
    x = 37,106,700.04/6,678.82
  6. Step 6: Final answer
    x = 5,555.88

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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.