Home / 1,334.63-1,837.43-1,159.91

Finding the Fourth Proportional to 1,334.63, 1,837.43 and 1,159.91

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Solution

The fourth proportional to 1,334.63, 1,837.43 and 1,159.91 is: 1,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.63 : 1,837.43 = 1,159.91 : x
  2. Step 2: Convert to fraction form
    1,334.63/1,837.43 = 1,159.91/x
  3. Step 3: Cross multiply
    1,334.63x = 1,837.43 × 1,159.91
  4. Step 4: Simplify right side
    1,334.63x = 2,131,238.44
  5. Step 5: Solve for x
    x = 2,131,238.44/1,334.63
  6. Step 6: Final answer
    x = 1,596.88

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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.