Home / 5,699.67-8,543.27-3,620.60

Finding the Fourth Proportional to 5,699.67, 8,543.27 and 3,620.60

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Solution

The fourth proportional to 5,699.67, 8,543.27 and 3,620.60 is: 5,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.67 : 8,543.27 = 3,620.60 : x
  2. Step 2: Convert to fraction form
    5,699.67/8,543.27 = 3,620.60/x
  3. Step 3: Cross multiply
    5,699.67x = 8,543.27 × 3,620.60
  4. Step 4: Simplify right side
    5,699.67x = 30,931,761.73
  5. Step 5: Solve for x
    x = 30,931,761.73/5,699.67
  6. Step 6: Final answer
    x = 5,426.94

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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.