Home / 4,744.20-6,546.86-2,648.28

Finding the Fourth Proportional to 4,744.20, 6,546.86 and 2,648.28

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Solution

The fourth proportional to 4,744.20, 6,546.86 and 2,648.28 is: 3,654.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.20 : 6,546.86 = 2,648.28 : x
  2. Step 2: Convert to fraction form
    4,744.20/6,546.86 = 2,648.28/x
  3. Step 3: Cross multiply
    4,744.20x = 6,546.86 × 2,648.28
  4. Step 4: Simplify right side
    4,744.20x = 17,337,918.40
  5. Step 5: Solve for x
    x = 17,337,918.40/4,744.20
  6. Step 6: Final answer
    x = 3,654.55

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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.