Home / 5,336.20-8,004.30-1,871.02

Finding the Fourth Proportional to 5,336.20, 8,004.30 and 1,871.02

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Solution

The fourth proportional to 5,336.20, 8,004.30 and 1,871.02 is: 2,806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.20 : 8,004.30 = 1,871.02 : x
  2. Step 2: Convert to fraction form
    5,336.20/8,004.30 = 1,871.02/x
  3. Step 3: Cross multiply
    5,336.20x = 8,004.30 × 1,871.02
  4. Step 4: Simplify right side
    5,336.20x = 14,976,205.39
  5. Step 5: Solve for x
    x = 14,976,205.39/5,336.20
  6. Step 6: Final answer
    x = 2,806.53

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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.