Home / 11,054.69-15,260.18-6,578.86

Finding the Fourth Proportional to 11,054.69, 15,260.18 and 6,578.86

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Solution

The fourth proportional to 11,054.69, 15,260.18 and 6,578.86 is: 9,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.69 : 15,260.18 = 6,578.86 : x
  2. Step 2: Convert to fraction form
    11,054.69/15,260.18 = 6,578.86/x
  3. Step 3: Cross multiply
    11,054.69x = 15,260.18 × 6,578.86
  4. Step 4: Simplify right side
    11,054.69x = 100,394,587.79
  5. Step 5: Solve for x
    x = 100,394,587.79/11,054.69
  6. Step 6: Final answer
    x = 9,081.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.