Home / 1,480.96-2,043.45-949.94

Finding the Fourth Proportional to 1,480.96, 2,043.45 and 949.94

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Solution

The fourth proportional to 1,480.96, 2,043.45 and 949.94 is: 1,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.96 : 2,043.45 = 949.94 : x
  2. Step 2: Convert to fraction form
    1,480.96/2,043.45 = 949.94/x
  3. Step 3: Cross multiply
    1,480.96x = 2,043.45 × 949.94
  4. Step 4: Simplify right side
    1,480.96x = 1,941,139.93
  5. Step 5: Solve for x
    x = 1,941,139.93/1,480.96
  6. Step 6: Final answer
    x = 1,310.74

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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.