Home / 11,518.54-17,278.14-4,498.27

Finding the Fourth Proportional to 11,518.54, 17,278.14 and 4,498.27

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Solution

The fourth proportional to 11,518.54, 17,278.14 and 4,498.27 is: 6,747.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518.54 : 17,278.14 = 4,498.27 : x
  2. Step 2: Convert to fraction form
    11,518.54/17,278.14 = 4,498.27/x
  3. Step 3: Cross multiply
    11,518.54x = 17,278.14 × 4,498.27
  4. Step 4: Simplify right side
    11,518.54x = 77,721,738.82
  5. Step 5: Solve for x
    x = 77,721,738.82/11,518.54
  6. Step 6: Final answer
    x = 6,747.53

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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.