Home / 5,790.86-8,681.13-2,092.28

Finding the Fourth Proportional to 5,790.86, 8,681.13 and 2,092.28

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Solution

The fourth proportional to 5,790.86, 8,681.13 and 2,092.28 is: 3,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.86 : 8,681.13 = 2,092.28 : x
  2. Step 2: Convert to fraction form
    5,790.86/8,681.13 = 2,092.28/x
  3. Step 3: Cross multiply
    5,790.86x = 8,681.13 × 2,092.28
  4. Step 4: Simplify right side
    5,790.86x = 18,163,311.27
  5. Step 5: Solve for x
    x = 18,163,311.27/5,790.86
  6. Step 6: Final answer
    x = 3,136.55

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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.