Home / 3,257.54-4,886.10-1,308.34

Finding the Fourth Proportional to 3,257.54, 4,886.10 and 1,308.34

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Solution

The fourth proportional to 3,257.54, 4,886.10 and 1,308.34 is: 1,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.54 : 4,886.10 = 1,308.34 : x
  2. Step 2: Convert to fraction form
    3,257.54/4,886.10 = 1,308.34/x
  3. Step 3: Cross multiply
    3,257.54x = 4,886.10 × 1,308.34
  4. Step 4: Simplify right side
    3,257.54x = 6,392,680.07
  5. Step 5: Solve for x
    x = 6,392,680.07/3,257.54
  6. Step 6: Final answer
    x = 1,962.43

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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.