Home / 3,778.16-5,666.34-1,586.93

Finding the Fourth Proportional to 3,778.16, 5,666.34 and 1,586.93

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Solution

The fourth proportional to 3,778.16, 5,666.34 and 1,586.93 is: 2,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.16 : 5,666.34 = 1,586.93 : x
  2. Step 2: Convert to fraction form
    3,778.16/5,666.34 = 1,586.93/x
  3. Step 3: Cross multiply
    3,778.16x = 5,666.34 × 1,586.93
  4. Step 4: Simplify right side
    3,778.16x = 8,992,084.94
  5. Step 5: Solve for x
    x = 8,992,084.94/3,778.16
  6. Step 6: Final answer
    x = 2,380.02

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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.