Home / 4,678.43-6,996.98-4,162.05

Finding the Fourth Proportional to 4,678.43, 6,996.98 and 4,162.05

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Solution

The fourth proportional to 4,678.43, 6,996.98 and 4,162.05 is: 6,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.43 : 6,996.98 = 4,162.05 : x
  2. Step 2: Convert to fraction form
    4,678.43/6,996.98 = 4,162.05/x
  3. Step 3: Cross multiply
    4,678.43x = 6,996.98 × 4,162.05
  4. Step 4: Simplify right side
    4,678.43x = 29,121,791.01
  5. Step 5: Solve for x
    x = 29,121,791.01/4,678.43
  6. Step 6: Final answer
    x = 6,224.70

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1.5x scale

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.