Home / 5,204.18-7,176.90-4,145.46

Finding the Fourth Proportional to 5,204.18, 7,176.90 and 4,145.46

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Solution

The fourth proportional to 5,204.18, 7,176.90 and 4,145.46 is: 5,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.18 : 7,176.90 = 4,145.46 : x
  2. Step 2: Convert to fraction form
    5,204.18/7,176.90 = 4,145.46/x
  3. Step 3: Cross multiply
    5,204.18x = 7,176.90 × 4,145.46
  4. Step 4: Simplify right side
    5,204.18x = 29,751,580.88
  5. Step 5: Solve for x
    x = 29,751,580.88/5,204.18
  6. Step 6: Final answer
    x = 5,716.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.