Home / 11,458.18-17,172.90-6,192.97

Finding the Fourth Proportional to 11,458.18, 17,172.90 and 6,192.97

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Solution

The fourth proportional to 11,458.18, 17,172.90 and 6,192.97 is: 9,281.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.18 : 17,172.90 = 6,192.97 : x
  2. Step 2: Convert to fraction form
    11,458.18/17,172.90 = 6,192.97/x
  3. Step 3: Cross multiply
    11,458.18x = 17,172.90 × 6,192.97
  4. Step 4: Simplify right side
    11,458.18x = 106,351,254.51
  5. Step 5: Solve for x
    x = 106,351,254.51/11,458.18
  6. Step 6: Final answer
    x = 9,281.69

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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.