Home / 4,220.58-6,326.01-2,757.18

Finding the Fourth Proportional to 4,220.58, 6,326.01 and 2,757.18

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Solution

The fourth proportional to 4,220.58, 6,326.01 and 2,757.18 is: 4,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.58 : 6,326.01 = 2,757.18 : x
  2. Step 2: Convert to fraction form
    4,220.58/6,326.01 = 2,757.18/x
  3. Step 3: Cross multiply
    4,220.58x = 6,326.01 × 2,757.18
  4. Step 4: Simplify right side
    4,220.58x = 17,441,948.25
  5. Step 5: Solve for x
    x = 17,441,948.25/4,220.58
  6. Step 6: Final answer
    x = 4,132.60

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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.