Home / 4,465.88-6,696.12-2,126.60

Finding the Fourth Proportional to 4,465.88, 6,696.12 and 2,126.60

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Solution

The fourth proportional to 4,465.88, 6,696.12 and 2,126.60 is: 3,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.88 : 6,696.12 = 2,126.60 : x
  2. Step 2: Convert to fraction form
    4,465.88/6,696.12 = 2,126.60/x
  3. Step 3: Cross multiply
    4,465.88x = 6,696.12 × 2,126.60
  4. Step 4: Simplify right side
    4,465.88x = 14,239,968.79
  5. Step 5: Solve for x
    x = 14,239,968.79/4,465.88
  6. Step 6: Final answer
    x = 3,188.61

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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.