Home / 5,559.03-8,321.13-3,085.90

Finding the Fourth Proportional to 5,559.03, 8,321.13 and 3,085.90

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Solution

The fourth proportional to 5,559.03, 8,321.13 and 3,085.90 is: 4,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.03 : 8,321.13 = 3,085.90 : x
  2. Step 2: Convert to fraction form
    5,559.03/8,321.13 = 3,085.90/x
  3. Step 3: Cross multiply
    5,559.03x = 8,321.13 × 3,085.90
  4. Step 4: Simplify right side
    5,559.03x = 25,678,154.26
  5. Step 5: Solve for x
    x = 25,678,154.26/5,559.03
  6. Step 6: Final answer
    x = 4,619.18

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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.