Home / 1,224.91-1,838.58-1,160.52

Finding the Fourth Proportional to 1,224.91, 1,838.58 and 1,160.52

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Solution

The fourth proportional to 1,224.91, 1,838.58 and 1,160.52 is: 1,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.91 : 1,838.58 = 1,160.52 : x
  2. Step 2: Convert to fraction form
    1,224.91/1,838.58 = 1,160.52/x
  3. Step 3: Cross multiply
    1,224.91x = 1,838.58 × 1,160.52
  4. Step 4: Simplify right side
    1,224.91x = 2,133,708.86
  5. Step 5: Solve for x
    x = 2,133,708.86/1,224.91
  6. Step 6: Final answer
    x = 1,741.93

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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.