Home / 7,983.74-11,975.60-3,054.89

Finding the Fourth Proportional to 7,983.74, 11,975.60 and 3,054.89

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Solution

The fourth proportional to 7,983.74, 11,975.60 and 3,054.89 is: 4,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.74 : 11,975.60 = 3,054.89 : x
  2. Step 2: Convert to fraction form
    7,983.74/11,975.60 = 3,054.89/x
  3. Step 3: Cross multiply
    7,983.74x = 11,975.60 × 3,054.89
  4. Step 4: Simplify right side
    7,983.74x = 36,584,088.44
  5. Step 5: Solve for x
    x = 36,584,088.44/7,983.74
  6. Step 6: Final answer
    x = 4,582.33

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Double scale
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Similar ratio
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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.