Home / 5,390.05-8,097.33-4,651.96

Finding the Fourth Proportional to 5,390.05, 8,097.33 and 4,651.96

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Solution

The fourth proportional to 5,390.05, 8,097.33 and 4,651.96 is: 6,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.05 : 8,097.33 = 4,651.96 : x
  2. Step 2: Convert to fraction form
    5,390.05/8,097.33 = 4,651.96/x
  3. Step 3: Cross multiply
    5,390.05x = 8,097.33 × 4,651.96
  4. Step 4: Simplify right side
    5,390.05x = 37,668,455.27
  5. Step 5: Solve for x
    x = 37,668,455.27/5,390.05
  6. Step 6: Final answer
    x = 6,988.52

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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.