Home / 5,890.64-8,821.27-4,127.38

Finding the Fourth Proportional to 5,890.64, 8,821.27 and 4,127.38

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Solution

The fourth proportional to 5,890.64, 8,821.27 and 4,127.38 is: 6,180.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.64 : 8,821.27 = 4,127.38 : x
  2. Step 2: Convert to fraction form
    5,890.64/8,821.27 = 4,127.38/x
  3. Step 3: Cross multiply
    5,890.64x = 8,821.27 × 4,127.38
  4. Step 4: Simplify right side
    5,890.64x = 36,408,701.00
  5. Step 5: Solve for x
    x = 36,408,701.00/5,890.64
  6. Step 6: Final answer
    x = 6,180.77

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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.