Home / 2,827.75-4,242.35-1,073.47

Finding the Fourth Proportional to 2,827.75, 4,242.35 and 1,073.47

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Solution

The fourth proportional to 2,827.75, 4,242.35 and 1,073.47 is: 1,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.75 : 4,242.35 = 1,073.47 : x
  2. Step 2: Convert to fraction form
    2,827.75/4,242.35 = 1,073.47/x
  3. Step 3: Cross multiply
    2,827.75x = 4,242.35 × 1,073.47
  4. Step 4: Simplify right side
    2,827.75x = 4,554,035.45
  5. Step 5: Solve for x
    x = 4,554,035.45/2,827.75
  6. Step 6: Final answer
    x = 1,610.48

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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.