Home / 7,727.09-11,590.63-1,883.66

Finding the Fourth Proportional to 7,727.09, 11,590.63 and 1,883.66

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Solution

The fourth proportional to 7,727.09, 11,590.63 and 1,883.66 is: 2,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.09 : 11,590.63 = 1,883.66 : x
  2. Step 2: Convert to fraction form
    7,727.09/11,590.63 = 1,883.66/x
  3. Step 3: Cross multiply
    7,727.09x = 11,590.63 × 1,883.66
  4. Step 4: Simplify right side
    7,727.09x = 21,832,743.44
  5. Step 5: Solve for x
    x = 21,832,743.44/7,727.09
  6. Step 6: Final answer
    x = 2,825.48

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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.