Home / 9,720.11-14,561.09-5,043.17

Finding the Fourth Proportional to 9,720.11, 14,561.09 and 5,043.17

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Solution

The fourth proportional to 9,720.11, 14,561.09 and 5,043.17 is: 7,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720.11 : 14,561.09 = 5,043.17 : x
  2. Step 2: Convert to fraction form
    9,720.11/14,561.09 = 5,043.17/x
  3. Step 3: Cross multiply
    9,720.11x = 14,561.09 × 5,043.17
  4. Step 4: Simplify right side
    9,720.11x = 73,434,052.26
  5. Step 5: Solve for x
    x = 73,434,052.26/9,720.11
  6. Step 6: Final answer
    x = 7,554.86

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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.