Home / 7,187.16-10,771.86-3,025.71

Finding the Fourth Proportional to 7,187.16, 10,771.86 and 3,025.71

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Solution

The fourth proportional to 7,187.16, 10,771.86 and 3,025.71 is: 4,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187.16 : 10,771.86 = 3,025.71 : x
  2. Step 2: Convert to fraction form
    7,187.16/10,771.86 = 3,025.71/x
  3. Step 3: Cross multiply
    7,187.16x = 10,771.86 × 3,025.71
  4. Step 4: Simplify right side
    7,187.16x = 32,592,524.52
  5. Step 5: Solve for x
    x = 32,592,524.52/7,187.16
  6. Step 6: Final answer
    x = 4,534.83

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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.