Home / 2,755.18-3,802.71-1,760.28

Finding the Fourth Proportional to 2,755.18, 3,802.71 and 1,760.28

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Solution

The fourth proportional to 2,755.18, 3,802.71 and 1,760.28 is: 2,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.18 : 3,802.71 = 1,760.28 : x
  2. Step 2: Convert to fraction form
    2,755.18/3,802.71 = 1,760.28/x
  3. Step 3: Cross multiply
    2,755.18x = 3,802.71 × 1,760.28
  4. Step 4: Simplify right side
    2,755.18x = 6,693,815.35
  5. Step 5: Solve for x
    x = 6,693,815.35/2,755.18
  6. Step 6: Final answer
    x = 2,429.54

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1.5x scale

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.