Home / 3,485.53-4,811.40-2,310.02

Finding the Fourth Proportional to 3,485.53, 4,811.40 and 2,310.02

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Solution

The fourth proportional to 3,485.53, 4,811.40 and 2,310.02 is: 3,188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.53 : 4,811.40 = 2,310.02 : x
  2. Step 2: Convert to fraction form
    3,485.53/4,811.40 = 2,310.02/x
  3. Step 3: Cross multiply
    3,485.53x = 4,811.40 × 2,310.02
  4. Step 4: Simplify right side
    3,485.53x = 11,114,424.21
  5. Step 5: Solve for x
    x = 11,114,424.21/3,485.53
  6. Step 6: Final answer
    x = 3,188.73

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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.