Home / 4,087.08-6,129.30-1,622.52

Finding the Fourth Proportional to 4,087.08, 6,129.30 and 1,622.52

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Solution

The fourth proportional to 4,087.08, 6,129.30 and 1,622.52 is: 2,433.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.08 : 6,129.30 = 1,622.52 : x
  2. Step 2: Convert to fraction form
    4,087.08/6,129.30 = 1,622.52/x
  3. Step 3: Cross multiply
    4,087.08x = 6,129.30 × 1,622.52
  4. Step 4: Simplify right side
    4,087.08x = 9,944,911.84
  5. Step 5: Solve for x
    x = 9,944,911.84/4,087.08
  6. Step 6: Final answer
    x = 2,433.26

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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.