Home / 5,658.45-8,480.78-2,367.69

Finding the Fourth Proportional to 5,658.45, 8,480.78 and 2,367.69

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Solution

The fourth proportional to 5,658.45, 8,480.78 and 2,367.69 is: 3,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.45 : 8,480.78 = 2,367.69 : x
  2. Step 2: Convert to fraction form
    5,658.45/8,480.78 = 2,367.69/x
  3. Step 3: Cross multiply
    5,658.45x = 8,480.78 × 2,367.69
  4. Step 4: Simplify right side
    5,658.45x = 20,079,858.00
  5. Step 5: Solve for x
    x = 20,079,858.00/5,658.45
  6. Step 6: Final answer
    x = 3,548.65

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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.