Home / 4,638.62-6,401.56-2,751.32

Finding the Fourth Proportional to 4,638.62, 6,401.56 and 2,751.32

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Solution

The fourth proportional to 4,638.62, 6,401.56 and 2,751.32 is: 3,796.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.62 : 6,401.56 = 2,751.32 : x
  2. Step 2: Convert to fraction form
    4,638.62/6,401.56 = 2,751.32/x
  3. Step 3: Cross multiply
    4,638.62x = 6,401.56 × 2,751.32
  4. Step 4: Simplify right side
    4,638.62x = 17,612,733.18
  5. Step 5: Solve for x
    x = 17,612,733.18/4,638.62
  6. Step 6: Final answer
    x = 3,796.98

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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.