Home / 4,419.09-6,630.96-1,955.61

Finding the Fourth Proportional to 4,419.09, 6,630.96 and 1,955.61

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Solution

The fourth proportional to 4,419.09, 6,630.96 and 1,955.61 is: 2,934.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.09 : 6,630.96 = 1,955.61 : x
  2. Step 2: Convert to fraction form
    4,419.09/6,630.96 = 1,955.61/x
  3. Step 3: Cross multiply
    4,419.09x = 6,630.96 × 1,955.61
  4. Step 4: Simplify right side
    4,419.09x = 12,967,571.69
  5. Step 5: Solve for x
    x = 12,967,571.69/4,419.09
  6. Step 6: Final answer
    x = 2,934.44

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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.