Home / 4,121.45-6,182.64-1,347.33

Finding the Fourth Proportional to 4,121.45, 6,182.64 and 1,347.33

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Solution

The fourth proportional to 4,121.45, 6,182.64 and 1,347.33 is: 2,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.45 : 6,182.64 = 1,347.33 : x
  2. Step 2: Convert to fraction form
    4,121.45/6,182.64 = 1,347.33/x
  3. Step 3: Cross multiply
    4,121.45x = 6,182.64 × 1,347.33
  4. Step 4: Simplify right side
    4,121.45x = 8,330,056.35
  5. Step 5: Solve for x
    x = 8,330,056.35/4,121.45
  6. Step 6: Final answer
    x = 2,021.15

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1.5x scale

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.