Home / 6,325.75-8,729.67-3,531.25

Finding the Fourth Proportional to 6,325.75, 8,729.67 and 3,531.25

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Solution

The fourth proportional to 6,325.75, 8,729.67 and 3,531.25 is: 4,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.75 : 8,729.67 = 3,531.25 : x
  2. Step 2: Convert to fraction form
    6,325.75/8,729.67 = 3,531.25/x
  3. Step 3: Cross multiply
    6,325.75x = 8,729.67 × 3,531.25
  4. Step 4: Simplify right side
    6,325.75x = 30,826,647.19
  5. Step 5: Solve for x
    x = 30,826,647.19/6,325.75
  6. Step 6: Final answer
    x = 4,873.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.