Home / 3,534.30-4,876.88-1,962.09

Finding the Fourth Proportional to 3,534.30, 4,876.88 and 1,962.09

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Solution

The fourth proportional to 3,534.30, 4,876.88 and 1,962.09 is: 2,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.30 : 4,876.88 = 1,962.09 : x
  2. Step 2: Convert to fraction form
    3,534.30/4,876.88 = 1,962.09/x
  3. Step 3: Cross multiply
    3,534.30x = 4,876.88 × 1,962.09
  4. Step 4: Simplify right side
    3,534.30x = 9,568,867.67
  5. Step 5: Solve for x
    x = 9,568,867.67/3,534.30
  6. Step 6: Final answer
    x = 2,707.43

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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.