Home / 4,460.20-6,690.30-3,308.20

Finding the Fourth Proportional to 4,460.20, 6,690.30 and 3,308.20

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Solution

The fourth proportional to 4,460.20, 6,690.30 and 3,308.20 is: 4,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.20 : 6,690.30 = 3,308.20 : x
  2. Step 2: Convert to fraction form
    4,460.20/6,690.30 = 3,308.20/x
  3. Step 3: Cross multiply
    4,460.20x = 6,690.30 × 3,308.20
  4. Step 4: Simplify right side
    4,460.20x = 22,132,850.46
  5. Step 5: Solve for x
    x = 22,132,850.46/4,460.20
  6. Step 6: Final answer
    x = 4,962.30

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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.