Home / 6,865.77-10,296.60-2,916.96

Finding the Fourth Proportional to 6,865.77, 10,296.60 and 2,916.96

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Solution

The fourth proportional to 6,865.77, 10,296.60 and 2,916.96 is: 4,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.77 : 10,296.60 = 2,916.96 : x
  2. Step 2: Convert to fraction form
    6,865.77/10,296.60 = 2,916.96/x
  3. Step 3: Cross multiply
    6,865.77x = 10,296.60 × 2,916.96
  4. Step 4: Simplify right side
    6,865.77x = 30,034,770.34
  5. Step 5: Solve for x
    x = 30,034,770.34/6,865.77
  6. Step 6: Final answer
    x = 4,374.57

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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.