Home / 2,943.74-4,061.93-1,684.59

Finding the Fourth Proportional to 2,943.74, 4,061.93 and 1,684.59

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Solution

The fourth proportional to 2,943.74, 4,061.93 and 1,684.59 is: 2,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.74 : 4,061.93 = 1,684.59 : x
  2. Step 2: Convert to fraction form
    2,943.74/4,061.93 = 1,684.59/x
  3. Step 3: Cross multiply
    2,943.74x = 4,061.93 × 1,684.59
  4. Step 4: Simplify right side
    2,943.74x = 6,842,696.63
  5. Step 5: Solve for x
    x = 6,842,696.63/2,943.74
  6. Step 6: Final answer
    x = 2,324.49

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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.