Home / 5,058.24-6,972.64-3,994.08

Finding the Fourth Proportional to 5,058.24, 6,972.64 and 3,994.08

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Solution

The fourth proportional to 5,058.24, 6,972.64 and 3,994.08 is: 5,505.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.24 : 6,972.64 = 3,994.08 : x
  2. Step 2: Convert to fraction form
    5,058.24/6,972.64 = 3,994.08/x
  3. Step 3: Cross multiply
    5,058.24x = 6,972.64 × 3,994.08
  4. Step 4: Simplify right side
    5,058.24x = 27,849,281.97
  5. Step 5: Solve for x
    x = 27,849,281.97/5,058.24
  6. Step 6: Final answer
    x = 5,505.73

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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.