Home / 5,601.15-8,399.70-2,826.90

Finding the Fourth Proportional to 5,601.15, 8,399.70 and 2,826.90

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Solution

The fourth proportional to 5,601.15, 8,399.70 and 2,826.90 is: 4,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.15 : 8,399.70 = 2,826.90 : x
  2. Step 2: Convert to fraction form
    5,601.15/8,399.70 = 2,826.90/x
  3. Step 3: Cross multiply
    5,601.15x = 8,399.70 × 2,826.90
  4. Step 4: Simplify right side
    5,601.15x = 23,745,111.93
  5. Step 5: Solve for x
    x = 23,745,111.93/5,601.15
  6. Step 6: Final answer
    x = 4,239.33

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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.