Home / 5,855.63-8,783.91-2,158.92

Finding the Fourth Proportional to 5,855.63, 8,783.91 and 2,158.92

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Solution

The fourth proportional to 5,855.63, 8,783.91 and 2,158.92 is: 3,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.63 : 8,783.91 = 2,158.92 : x
  2. Step 2: Convert to fraction form
    5,855.63/8,783.91 = 2,158.92/x
  3. Step 3: Cross multiply
    5,855.63x = 8,783.91 × 2,158.92
  4. Step 4: Simplify right side
    5,855.63x = 18,963,758.98
  5. Step 5: Solve for x
    x = 18,963,758.98/5,855.63
  6. Step 6: Final answer
    x = 3,238.55

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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.