Home / 4,265.57-6,399.35-1,343.80

Finding the Fourth Proportional to 4,265.57, 6,399.35 and 1,343.80

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Solution

The fourth proportional to 4,265.57, 6,399.35 and 1,343.80 is: 2,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.57 : 6,399.35 = 1,343.80 : x
  2. Step 2: Convert to fraction form
    4,265.57/6,399.35 = 1,343.80/x
  3. Step 3: Cross multiply
    4,265.57x = 6,399.35 × 1,343.80
  4. Step 4: Simplify right side
    4,265.57x = 8,599,407.81
  5. Step 5: Solve for x
    x = 8,599,407.81/4,265.57
  6. Step 6: Final answer
    x = 2,016.00

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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.