Home / 2,930.79-4,044.56-1,751.43

Finding the Fourth Proportional to 2,930.79, 4,044.56 and 1,751.43

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Solution

The fourth proportional to 2,930.79, 4,044.56 and 1,751.43 is: 2,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.79 : 4,044.56 = 1,751.43 : x
  2. Step 2: Convert to fraction form
    2,930.79/4,044.56 = 1,751.43/x
  3. Step 3: Cross multiply
    2,930.79x = 4,044.56 × 1,751.43
  4. Step 4: Simplify right side
    2,930.79x = 7,083,754.96
  5. Step 5: Solve for x
    x = 7,083,754.96/2,930.79
  6. Step 6: Final answer
    x = 2,417.01

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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.