Home / 4,845.79-6,685.46-3,168.16

Finding the Fourth Proportional to 4,845.79, 6,685.46 and 3,168.16

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Solution

The fourth proportional to 4,845.79, 6,685.46 and 3,168.16 is: 4,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.79 : 6,685.46 = 3,168.16 : x
  2. Step 2: Convert to fraction form
    4,845.79/6,685.46 = 3,168.16/x
  3. Step 3: Cross multiply
    4,845.79x = 6,685.46 × 3,168.16
  4. Step 4: Simplify right side
    4,845.79x = 21,180,606.95
  5. Step 5: Solve for x
    x = 21,180,606.95/4,845.79
  6. Step 6: Final answer
    x = 4,370.93

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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.