Home / 4,747.75-6,551.90-2,651.88

Finding the Fourth Proportional to 4,747.75, 6,551.90 and 2,651.88

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Solution

The fourth proportional to 4,747.75, 6,551.90 and 2,651.88 is: 3,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.75 : 6,551.90 = 2,651.88 : x
  2. Step 2: Convert to fraction form
    4,747.75/6,551.90 = 2,651.88/x
  3. Step 3: Cross multiply
    4,747.75x = 6,551.90 × 2,651.88
  4. Step 4: Simplify right side
    4,747.75x = 17,374,852.57
  5. Step 5: Solve for x
    x = 17,374,852.57/4,747.75
  6. Step 6: Final answer
    x = 3,659.60

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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.