Home / 5,058.38-6,980.56-2,934.31

Finding the Fourth Proportional to 5,058.38, 6,980.56 and 2,934.31

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Solution

The fourth proportional to 5,058.38, 6,980.56 and 2,934.31 is: 4,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.38 : 6,980.56 = 2,934.31 : x
  2. Step 2: Convert to fraction form
    5,058.38/6,980.56 = 2,934.31/x
  3. Step 3: Cross multiply
    5,058.38x = 6,980.56 × 2,934.31
  4. Step 4: Simplify right side
    5,058.38x = 20,483,092.11
  5. Step 5: Solve for x
    x = 20,483,092.11/5,058.38
  6. Step 6: Final answer
    x = 4,049.34

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1.5x scale

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.