Home / 3,311.30-4,570.54-2,316.84

Finding the Fourth Proportional to 3,311.30, 4,570.54 and 2,316.84

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Solution

The fourth proportional to 3,311.30, 4,570.54 and 2,316.84 is: 3,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.30 : 4,570.54 = 2,316.84 : x
  2. Step 2: Convert to fraction form
    3,311.30/4,570.54 = 2,316.84/x
  3. Step 3: Cross multiply
    3,311.30x = 4,570.54 × 2,316.84
  4. Step 4: Simplify right side
    3,311.30x = 10,589,209.89
  5. Step 5: Solve for x
    x = 10,589,209.89/3,311.30
  6. Step 6: Final answer
    x = 3,197.90

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1.5x scale

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.