Home / 8,741.35-13,117.29-3,475.41

Finding the Fourth Proportional to 8,741.35, 13,117.29 and 3,475.41

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Solution

The fourth proportional to 8,741.35, 13,117.29 and 3,475.41 is: 5,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.35 : 13,117.29 = 3,475.41 : x
  2. Step 2: Convert to fraction form
    8,741.35/13,117.29 = 3,475.41/x
  3. Step 3: Cross multiply
    8,741.35x = 13,117.29 × 3,475.41
  4. Step 4: Simplify right side
    8,741.35x = 45,587,960.84
  5. Step 5: Solve for x
    x = 45,587,960.84/8,741.35
  6. Step 6: Final answer
    x = 5,215.21

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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.