Home / 5,731.84-8,599.44-1,836.16

Finding the Fourth Proportional to 5,731.84, 8,599.44 and 1,836.16

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Solution

The fourth proportional to 5,731.84, 8,599.44 and 1,836.16 is: 2,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.84 : 8,599.44 = 1,836.16 : x
  2. Step 2: Convert to fraction form
    5,731.84/8,599.44 = 1,836.16/x
  3. Step 3: Cross multiply
    5,731.84x = 8,599.44 × 1,836.16
  4. Step 4: Simplify right side
    5,731.84x = 15,789,947.75
  5. Step 5: Solve for x
    x = 15,789,947.75/5,731.84
  6. Step 6: Final answer
    x = 2,754.78

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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.