Home / 4,783.40-7,168.56-3,048.92

Finding the Fourth Proportional to 4,783.40, 7,168.56 and 3,048.92

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Solution

The fourth proportional to 4,783.40, 7,168.56 and 3,048.92 is: 4,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.40 : 7,168.56 = 3,048.92 : x
  2. Step 2: Convert to fraction form
    4,783.40/7,168.56 = 3,048.92/x
  3. Step 3: Cross multiply
    4,783.40x = 7,168.56 × 3,048.92
  4. Step 4: Simplify right side
    4,783.40x = 21,856,365.96
  5. Step 5: Solve for x
    x = 21,856,365.96/4,783.40
  6. Step 6: Final answer
    x = 4,569.21

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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.