Home / 5,783.05-7,976.48-3,630.22

Finding the Fourth Proportional to 5,783.05, 7,976.48 and 3,630.22

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Solution

The fourth proportional to 5,783.05, 7,976.48 and 3,630.22 is: 5,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.05 : 7,976.48 = 3,630.22 : x
  2. Step 2: Convert to fraction form
    5,783.05/7,976.48 = 3,630.22/x
  3. Step 3: Cross multiply
    5,783.05x = 7,976.48 × 3,630.22
  4. Step 4: Simplify right side
    5,783.05x = 28,956,369.05
  5. Step 5: Solve for x
    x = 28,956,369.05/5,783.05
  6. Step 6: Final answer
    x = 5,007.11

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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.