Home / 1,480.52-2,042.84-949.50

Finding the Fourth Proportional to 1,480.52, 2,042.84 and 949.50

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Solution

The fourth proportional to 1,480.52, 2,042.84 and 949.50 is: 1,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.52 : 2,042.84 = 949.50 : x
  2. Step 2: Convert to fraction form
    1,480.52/2,042.84 = 949.50/x
  3. Step 3: Cross multiply
    1,480.52x = 2,042.84 × 949.50
  4. Step 4: Simplify right side
    1,480.52x = 1,939,678.95
  5. Step 5: Solve for x
    x = 1,939,678.95/1,480.52
  6. Step 6: Final answer
    x = 1,310.13

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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.