Home / 3,108.66-4,665.03-1,465.67

Finding the Fourth Proportional to 3,108.66, 4,665.03 and 1,465.67

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Solution

The fourth proportional to 3,108.66, 4,665.03 and 1,465.67 is: 2,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.66 : 4,665.03 = 1,465.67 : x
  2. Step 2: Convert to fraction form
    3,108.66/4,665.03 = 1,465.67/x
  3. Step 3: Cross multiply
    3,108.66x = 4,665.03 × 1,465.67
  4. Step 4: Simplify right side
    3,108.66x = 6,837,394.52
  5. Step 5: Solve for x
    x = 6,837,394.52/3,108.66
  6. Step 6: Final answer
    x = 2,199.47

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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.