Home / 2,628.17-3,944.99-1,935.62

Finding the Fourth Proportional to 2,628.17, 3,944.99 and 1,935.62

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Solution

The fourth proportional to 2,628.17, 3,944.99 and 1,935.62 is: 2,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.17 : 3,944.99 = 1,935.62 : x
  2. Step 2: Convert to fraction form
    2,628.17/3,944.99 = 1,935.62/x
  3. Step 3: Cross multiply
    2,628.17x = 3,944.99 × 1,935.62
  4. Step 4: Simplify right side
    2,628.17x = 7,635,999.12
  5. Step 5: Solve for x
    x = 7,635,999.12/2,628.17
  6. Step 6: Final answer
    x = 2,905.44

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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.