Home / 5,947.59-8,921.52-1,998.90

Finding the Fourth Proportional to 5,947.59, 8,921.52 and 1,998.90

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Solution

The fourth proportional to 5,947.59, 8,921.52 and 1,998.90 is: 2,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.59 : 8,921.52 = 1,998.90 : x
  2. Step 2: Convert to fraction form
    5,947.59/8,921.52 = 1,998.90/x
  3. Step 3: Cross multiply
    5,947.59x = 8,921.52 × 1,998.90
  4. Step 4: Simplify right side
    5,947.59x = 17,833,244.98
  5. Step 5: Solve for x
    x = 17,833,244.98/5,947.59
  6. Step 6: Final answer
    x = 2,998.40

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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.