Home / 5,804.39-8,707.67-1,911.53

Finding the Fourth Proportional to 5,804.39, 8,707.67 and 1,911.53

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Solution

The fourth proportional to 5,804.39, 8,707.67 and 1,911.53 is: 2,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.39 : 8,707.67 = 1,911.53 : x
  2. Step 2: Convert to fraction form
    5,804.39/8,707.67 = 1,911.53/x
  3. Step 3: Cross multiply
    5,804.39x = 8,707.67 × 1,911.53
  4. Step 4: Simplify right side
    5,804.39x = 16,644,972.44
  5. Step 5: Solve for x
    x = 16,644,972.44/5,804.39
  6. Step 6: Final answer
    x = 2,867.65

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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.