Home / 5,853.53-8,783.76-2,158.36

Finding the Fourth Proportional to 5,853.53, 8,783.76 and 2,158.36

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Solution

The fourth proportional to 5,853.53, 8,783.76 and 2,158.36 is: 3,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.53 : 8,783.76 = 2,158.36 : x
  2. Step 2: Convert to fraction form
    5,853.53/8,783.76 = 2,158.36/x
  3. Step 3: Cross multiply
    5,853.53x = 8,783.76 × 2,158.36
  4. Step 4: Simplify right side
    5,853.53x = 18,958,516.23
  5. Step 5: Solve for x
    x = 18,958,516.23/5,853.53
  6. Step 6: Final answer
    x = 3,238.82

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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.