Home / 1,160.62-1,741.50-511.27

Finding the Fourth Proportional to 1,160.62, 1,741.50 and 511.27

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Solution

The fourth proportional to 1,160.62, 1,741.50 and 511.27 is: 767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160.62 : 1,741.50 = 511.27 : x
  2. Step 2: Convert to fraction form
    1,160.62/1,741.50 = 511.27/x
  3. Step 3: Cross multiply
    1,160.62x = 1,741.50 × 511.27
  4. Step 4: Simplify right side
    1,160.62x = 890,376.71
  5. Step 5: Solve for x
    x = 890,376.71/1,160.62
  6. Step 6: Final answer
    x = 767.16

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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.