Home / 1,973.44-2,723.68-1,187.52

Finding the Fourth Proportional to 1,973.44, 2,723.68 and 1,187.52

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Solution

The fourth proportional to 1,973.44, 2,723.68 and 1,187.52 is: 1,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.44 : 2,723.68 = 1,187.52 : x
  2. Step 2: Convert to fraction form
    1,973.44/2,723.68 = 1,187.52/x
  3. Step 3: Cross multiply
    1,973.44x = 2,723.68 × 1,187.52
  4. Step 4: Simplify right side
    1,973.44x = 3,234,424.47
  5. Step 5: Solve for x
    x = 3,234,424.47/1,973.44
  6. Step 6: Final answer
    x = 1,638.98

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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.