Home / 6,916.84-10,379.60-3,632.28

Finding the Fourth Proportional to 6,916.84, 10,379.60 and 3,632.28

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Solution

The fourth proportional to 6,916.84, 10,379.60 and 3,632.28 is: 5,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.84 : 10,379.60 = 3,632.28 : x
  2. Step 2: Convert to fraction form
    6,916.84/10,379.60 = 3,632.28/x
  3. Step 3: Cross multiply
    6,916.84x = 10,379.60 × 3,632.28
  4. Step 4: Simplify right side
    6,916.84x = 37,701,613.49
  5. Step 5: Solve for x
    x = 37,701,613.49/6,916.84
  6. Step 6: Final answer
    x = 5,450.70

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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.