Home / 11,540.81-17,305.04-5,980.37

Finding the Fourth Proportional to 11,540.81, 17,305.04 and 5,980.37

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Solution

The fourth proportional to 11,540.81, 17,305.04 and 5,980.37 is: 8,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.81 : 17,305.04 = 5,980.37 : x
  2. Step 2: Convert to fraction form
    11,540.81/17,305.04 = 5,980.37/x
  3. Step 3: Cross multiply
    11,540.81x = 17,305.04 × 5,980.37
  4. Step 4: Simplify right side
    11,540.81x = 103,490,425.64
  5. Step 5: Solve for x
    x = 103,490,425.64/11,540.81
  6. Step 6: Final answer
    x = 8,967.35

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1.5x scale

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.