Home / 1,480.84-2,222.70-1,412.44

Finding the Fourth Proportional to 1,480.84, 2,222.70 and 1,412.44

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Solution

The fourth proportional to 1,480.84, 2,222.70 and 1,412.44 is: 2,120.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.84 : 2,222.70 = 1,412.44 : x
  2. Step 2: Convert to fraction form
    1,480.84/2,222.70 = 1,412.44/x
  3. Step 3: Cross multiply
    1,480.84x = 2,222.70 × 1,412.44
  4. Step 4: Simplify right side
    1,480.84x = 3,139,430.39
  5. Step 5: Solve for x
    x = 3,139,430.39/1,480.84
  6. Step 6: Final answer
    x = 2,120.03

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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.