Home / 3,308.30-4,962.45-3,090.70

Finding the Fourth Proportional to 3,308.30, 4,962.45 and 3,090.70

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Solution

The fourth proportional to 3,308.30, 4,962.45 and 3,090.70 is: 4,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.30 : 4,962.45 = 3,090.70 : x
  2. Step 2: Convert to fraction form
    3,308.30/4,962.45 = 3,090.70/x
  3. Step 3: Cross multiply
    3,308.30x = 4,962.45 × 3,090.70
  4. Step 4: Simplify right side
    3,308.30x = 15,337,444.22
  5. Step 5: Solve for x
    x = 15,337,444.22/3,308.30
  6. Step 6: Final answer
    x = 4,636.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.