Home / 8,734.18-13,096.95-3,187.30

Finding the Fourth Proportional to 8,734.18, 13,096.95 and 3,187.30

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Solution

The fourth proportional to 8,734.18, 13,096.95 and 3,187.30 is: 4,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.18 : 13,096.95 = 3,187.30 : x
  2. Step 2: Convert to fraction form
    8,734.18/13,096.95 = 3,187.30/x
  3. Step 3: Cross multiply
    8,734.18x = 13,096.95 × 3,187.30
  4. Step 4: Simplify right side
    8,734.18x = 41,743,908.74
  5. Step 5: Solve for x
    x = 41,743,908.74/8,734.18
  6. Step 6: Final answer
    x = 4,779.37

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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.