Home / 3,108.76-4,664.12-1,465.24

Finding the Fourth Proportional to 3,108.76, 4,664.12 and 1,465.24

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Solution

The fourth proportional to 3,108.76, 4,664.12 and 1,465.24 is: 2,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.76 : 4,664.12 = 1,465.24 : x
  2. Step 2: Convert to fraction form
    3,108.76/4,664.12 = 1,465.24/x
  3. Step 3: Cross multiply
    3,108.76x = 4,664.12 × 1,465.24
  4. Step 4: Simplify right side
    3,108.76x = 6,834,055.19
  5. Step 5: Solve for x
    x = 6,834,055.19/3,108.76
  6. Step 6: Final answer
    x = 2,198.32

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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.