Home / 2,943.95-4,412.80-1,480.02

Finding the Fourth Proportional to 2,943.95, 4,412.80 and 1,480.02

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Solution

The fourth proportional to 2,943.95, 4,412.80 and 1,480.02 is: 2,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.95 : 4,412.80 = 1,480.02 : x
  2. Step 2: Convert to fraction form
    2,943.95/4,412.80 = 1,480.02/x
  3. Step 3: Cross multiply
    2,943.95x = 4,412.80 × 1,480.02
  4. Step 4: Simplify right side
    2,943.95x = 6,531,046.54
  5. Step 5: Solve for x
    x = 6,531,046.54/2,943.95
  6. Step 6: Final answer
    x = 2,218.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.