Home / 11,740.66-17,607.30-3,947.64

Finding the Fourth Proportional to 11,740.66, 17,607.30 and 3,947.64

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Solution

The fourth proportional to 11,740.66, 17,607.30 and 3,947.64 is: 5,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.66 : 17,607.30 = 3,947.64 : x
  2. Step 2: Convert to fraction form
    11,740.66/17,607.30 = 3,947.64/x
  3. Step 3: Cross multiply
    11,740.66x = 17,607.30 × 3,947.64
  4. Step 4: Simplify right side
    11,740.66x = 69,507,281.77
  5. Step 5: Solve for x
    x = 69,507,281.77/11,740.66
  6. Step 6: Final answer
    x = 5,920.22

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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.