Home / 11,722.46-17,576.33-5,055.35

Finding the Fourth Proportional to 11,722.46, 17,576.33 and 5,055.35

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Solution

The fourth proportional to 11,722.46, 17,576.33 and 5,055.35 is: 7,579.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.46 : 17,576.33 = 5,055.35 : x
  2. Step 2: Convert to fraction form
    11,722.46/17,576.33 = 5,055.35/x
  3. Step 3: Cross multiply
    11,722.46x = 17,576.33 × 5,055.35
  4. Step 4: Simplify right side
    11,722.46x = 88,854,386.71
  5. Step 5: Solve for x
    x = 88,854,386.71/11,722.46
  6. Step 6: Final answer
    x = 7,579.84

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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.