Home / 3,344.40-5,016.68-3,188.64

Finding the Fourth Proportional to 3,344.40, 5,016.68 and 3,188.64

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Solution

The fourth proportional to 3,344.40, 5,016.68 and 3,188.64 is: 4,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.40 : 5,016.68 = 3,188.64 : x
  2. Step 2: Convert to fraction form
    3,344.40/5,016.68 = 3,188.64/x
  3. Step 3: Cross multiply
    3,344.40x = 5,016.68 × 3,188.64
  4. Step 4: Simplify right side
    3,344.40x = 15,996,386.52
  5. Step 5: Solve for x
    x = 15,996,386.52/3,344.40
  6. Step 6: Final answer
    x = 4,783.04

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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.