Home / 5,947.52-8,921.43-1,998.84

Finding the Fourth Proportional to 5,947.52, 8,921.43 and 1,998.84

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Solution

The fourth proportional to 5,947.52, 8,921.43 and 1,998.84 is: 2,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.52 : 8,921.43 = 1,998.84 : x
  2. Step 2: Convert to fraction form
    5,947.52/8,921.43 = 1,998.84/x
  3. Step 3: Cross multiply
    5,947.52x = 8,921.43 × 1,998.84
  4. Step 4: Simplify right side
    5,947.52x = 17,832,499.99
  5. Step 5: Solve for x
    x = 17,832,499.99/5,947.52
  6. Step 6: Final answer
    x = 2,998.31

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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.