Home / 8,637.34-12,956.26-3,372.14

Finding the Fourth Proportional to 8,637.34, 12,956.26 and 3,372.14

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Solution

The fourth proportional to 8,637.34, 12,956.26 and 3,372.14 is: 5,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.34 : 12,956.26 = 3,372.14 : x
  2. Step 2: Convert to fraction form
    8,637.34/12,956.26 = 3,372.14/x
  3. Step 3: Cross multiply
    8,637.34x = 12,956.26 × 3,372.14
  4. Step 4: Simplify right side
    8,637.34x = 43,690,322.60
  5. Step 5: Solve for x
    x = 43,690,322.60/8,637.34
  6. Step 6: Final answer
    x = 5,058.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.