Home / 4,318.57-6,478.64-2,676.97

Finding the Fourth Proportional to 4,318.57, 6,478.64 and 2,676.97

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Solution

The fourth proportional to 4,318.57, 6,478.64 and 2,676.97 is: 4,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.57 : 6,478.64 = 2,676.97 : x
  2. Step 2: Convert to fraction form
    4,318.57/6,478.64 = 2,676.97/x
  3. Step 3: Cross multiply
    4,318.57x = 6,478.64 × 2,676.97
  4. Step 4: Simplify right side
    4,318.57x = 17,343,124.92
  5. Step 5: Solve for x
    x = 17,343,124.92/4,318.57
  6. Step 6: Final answer
    x = 4,015.94

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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.