Home / 8,095.41-12,129.75-3,703.19

Finding the Fourth Proportional to 8,095.41, 12,129.75 and 3,703.19

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Solution

The fourth proportional to 8,095.41, 12,129.75 and 3,703.19 is: 5,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.41 : 12,129.75 = 3,703.19 : x
  2. Step 2: Convert to fraction form
    8,095.41/12,129.75 = 3,703.19/x
  3. Step 3: Cross multiply
    8,095.41x = 12,129.75 × 3,703.19
  4. Step 4: Simplify right side
    8,095.41x = 44,918,768.90
  5. Step 5: Solve for x
    x = 44,918,768.90/8,095.41
  6. Step 6: Final answer
    x = 5,548.67

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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.