Home / 1,905.48-2,629.74-1,756.58

Finding the Fourth Proportional to 1,905.48, 2,629.74 and 1,756.58

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Solution

The fourth proportional to 1,905.48, 2,629.74 and 1,756.58 is: 2,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.48 : 2,629.74 = 1,756.58 : x
  2. Step 2: Convert to fraction form
    1,905.48/2,629.74 = 1,756.58/x
  3. Step 3: Cross multiply
    1,905.48x = 2,629.74 × 1,756.58
  4. Step 4: Simplify right side
    1,905.48x = 4,619,335.54
  5. Step 5: Solve for x
    x = 4,619,335.54/1,905.48
  6. Step 6: Final answer
    x = 2,424.24

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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.