Home / 8,989.16-13,484.14-3,441.06

Finding the Fourth Proportional to 8,989.16, 13,484.14 and 3,441.06

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Solution

The fourth proportional to 8,989.16, 13,484.14 and 3,441.06 is: 5,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.16 : 13,484.14 = 3,441.06 : x
  2. Step 2: Convert to fraction form
    8,989.16/13,484.14 = 3,441.06/x
  3. Step 3: Cross multiply
    8,989.16x = 13,484.14 × 3,441.06
  4. Step 4: Simplify right side
    8,989.16x = 46,399,726.19
  5. Step 5: Solve for x
    x = 46,399,726.19/8,989.16
  6. Step 6: Final answer
    x = 5,161.75

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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.