Home / 1,483.25-2,046.87-923.81

Finding the Fourth Proportional to 1,483.25, 2,046.87 and 923.81

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Solution

The fourth proportional to 1,483.25, 2,046.87 and 923.81 is: 1,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.25 : 2,046.87 = 923.81 : x
  2. Step 2: Convert to fraction form
    1,483.25/2,046.87 = 923.81/x
  3. Step 3: Cross multiply
    1,483.25x = 2,046.87 × 923.81
  4. Step 4: Simplify right side
    1,483.25x = 1,890,908.74
  5. Step 5: Solve for x
    x = 1,890,908.74/1,483.25
  6. Step 6: Final answer
    x = 1,274.85

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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.