Home / 3,261.60-4,501.20-3,114

Finding the Fourth Proportional to 3,261.60, 4,501.20 and 3,114

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Solution

The fourth proportional to 3,261.60, 4,501.20 and 3,114 is: 4,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.60 : 4,501.20 = 3,114 : x
  2. Step 2: Convert to fraction form
    3,261.60/4,501.20 = 3,114/x
  3. Step 3: Cross multiply
    3,261.60x = 4,501.20 × 3,114
  4. Step 4: Simplify right side
    3,261.60x = 14,016,736.80
  5. Step 5: Solve for x
    x = 14,016,736.80/3,261.60
  6. Step 6: Final answer
    x = 4,297.50

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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.