Home / 1,937.42-2,673.77-1,181.51

Finding the Fourth Proportional to 1,937.42, 2,673.77 and 1,181.51

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Solution

The fourth proportional to 1,937.42, 2,673.77 and 1,181.51 is: 1,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.42 : 2,673.77 = 1,181.51 : x
  2. Step 2: Convert to fraction form
    1,937.42/2,673.77 = 1,181.51/x
  3. Step 3: Cross multiply
    1,937.42x = 2,673.77 × 1,181.51
  4. Step 4: Simplify right side
    1,937.42x = 3,159,085.99
  5. Step 5: Solve for x
    x = 3,159,085.99/1,937.42
  6. Step 6: Final answer
    x = 1,630.56

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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.