Home / 6,516.06-9,771.60-2,818.02

Finding the Fourth Proportional to 6,516.06, 9,771.60 and 2,818.02

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Solution

The fourth proportional to 6,516.06, 9,771.60 and 2,818.02 is: 4,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.06 : 9,771.60 = 2,818.02 : x
  2. Step 2: Convert to fraction form
    6,516.06/9,771.60 = 2,818.02/x
  3. Step 3: Cross multiply
    6,516.06x = 9,771.60 × 2,818.02
  4. Step 4: Simplify right side
    6,516.06x = 27,536,564.23
  5. Step 5: Solve for x
    x = 27,536,564.23/6,516.06
  6. Step 6: Final answer
    x = 4,225.95

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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.