Home / 2,945.74-4,060.84-2,058.79

Finding the Fourth Proportional to 2,945.74, 4,060.84 and 2,058.79

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Solution

The fourth proportional to 2,945.74, 4,060.84 and 2,058.79 is: 2,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.74 : 4,060.84 = 2,058.79 : x
  2. Step 2: Convert to fraction form
    2,945.74/4,060.84 = 2,058.79/x
  3. Step 3: Cross multiply
    2,945.74x = 4,060.84 × 2,058.79
  4. Step 4: Simplify right side
    2,945.74x = 8,360,416.78
  5. Step 5: Solve for x
    x = 8,360,416.78/2,945.74
  6. Step 6: Final answer
    x = 2,838.14

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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.