Home / 4,638.35-6,400.94-2,513.93

Finding the Fourth Proportional to 4,638.35, 6,400.94 and 2,513.93

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Solution

The fourth proportional to 4,638.35, 6,400.94 and 2,513.93 is: 3,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.35 : 6,400.94 = 2,513.93 : x
  2. Step 2: Convert to fraction form
    4,638.35/6,400.94 = 2,513.93/x
  3. Step 3: Cross multiply
    4,638.35x = 6,400.94 × 2,513.93
  4. Step 4: Simplify right side
    4,638.35x = 16,091,470.52
  5. Step 5: Solve for x
    x = 16,091,470.52/4,638.35
  6. Step 6: Final answer
    x = 3,469.23

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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.