Home / 5,058.19-6,981.42-3,286.72

Finding the Fourth Proportional to 5,058.19, 6,981.42 and 3,286.72

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Solution

The fourth proportional to 5,058.19, 6,981.42 and 3,286.72 is: 4,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.19 : 6,981.42 = 3,286.72 : x
  2. Step 2: Convert to fraction form
    5,058.19/6,981.42 = 3,286.72/x
  3. Step 3: Cross multiply
    5,058.19x = 6,981.42 × 3,286.72
  4. Step 4: Simplify right side
    5,058.19x = 22,945,972.74
  5. Step 5: Solve for x
    x = 22,945,972.74/5,058.19
  6. Step 6: Final answer
    x = 4,536.40

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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.