Home / 5,628.27-8,439.37-3,167.90

Finding the Fourth Proportional to 5,628.27, 8,439.37 and 3,167.90

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Solution

The fourth proportional to 5,628.27, 8,439.37 and 3,167.90 is: 4,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.27 : 8,439.37 = 3,167.90 : x
  2. Step 2: Convert to fraction form
    5,628.27/8,439.37 = 3,167.90/x
  3. Step 3: Cross multiply
    5,628.27x = 8,439.37 × 3,167.90
  4. Step 4: Simplify right side
    5,628.27x = 26,735,080.22
  5. Step 5: Solve for x
    x = 26,735,080.22/5,628.27
  6. Step 6: Final answer
    x = 4,750.14

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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.