Home / 5,818.92-8,030.28-3,166.50

Finding the Fourth Proportional to 5,818.92, 8,030.28 and 3,166.50

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Solution

The fourth proportional to 5,818.92, 8,030.28 and 3,166.50 is: 4,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.92 : 8,030.28 = 3,166.50 : x
  2. Step 2: Convert to fraction form
    5,818.92/8,030.28 = 3,166.50/x
  3. Step 3: Cross multiply
    5,818.92x = 8,030.28 × 3,166.50
  4. Step 4: Simplify right side
    5,818.92x = 25,427,881.62
  5. Step 5: Solve for x
    x = 25,427,881.62/5,818.92
  6. Step 6: Final answer
    x = 4,369.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.