Home / 5,806.48-8,707.44-2,108.08

Finding the Fourth Proportional to 5,806.48, 8,707.44 and 2,108.08

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Solution

The fourth proportional to 5,806.48, 8,707.44 and 2,108.08 is: 3,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.48 : 8,707.44 = 2,108.08 : x
  2. Step 2: Convert to fraction form
    5,806.48/8,707.44 = 2,108.08/x
  3. Step 3: Cross multiply
    5,806.48x = 8,707.44 × 2,108.08
  4. Step 4: Simplify right side
    5,806.48x = 18,355,980.12
  5. Step 5: Solve for x
    x = 18,355,980.12/5,806.48
  6. Step 6: Final answer
    x = 3,161.29

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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.