Home / 1,962.77-2,703.75-1,519.89

Finding the Fourth Proportional to 1,962.77, 2,703.75 and 1,519.89

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Solution

The fourth proportional to 1,962.77, 2,703.75 and 1,519.89 is: 2,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.77 : 2,703.75 = 1,519.89 : x
  2. Step 2: Convert to fraction form
    1,962.77/2,703.75 = 1,519.89/x
  3. Step 3: Cross multiply
    1,962.77x = 2,703.75 × 1,519.89
  4. Step 4: Simplify right side
    1,962.77x = 4,109,402.59
  5. Step 5: Solve for x
    x = 4,109,402.59/1,962.77
  6. Step 6: Final answer
    x = 2,093.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.