Home / 6,688.83-10,033.02-3,180.54

Finding the Fourth Proportional to 6,688.83, 10,033.02 and 3,180.54

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Solution

The fourth proportional to 6,688.83, 10,033.02 and 3,180.54 is: 4,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.83 : 10,033.02 = 3,180.54 : x
  2. Step 2: Convert to fraction form
    6,688.83/10,033.02 = 3,180.54/x
  3. Step 3: Cross multiply
    6,688.83x = 10,033.02 × 3,180.54
  4. Step 4: Simplify right side
    6,688.83x = 31,910,421.43
  5. Step 5: Solve for x
    x = 31,910,421.43/6,688.83
  6. Step 6: Final answer
    x = 4,770.70

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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.