Home / 4,188.43-6,282.60-1,025.91

Finding the Fourth Proportional to 4,188.43, 6,282.60 and 1,025.91

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Solution

The fourth proportional to 4,188.43, 6,282.60 and 1,025.91 is: 1,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.43 : 6,282.60 = 1,025.91 : x
  2. Step 2: Convert to fraction form
    4,188.43/6,282.60 = 1,025.91/x
  3. Step 3: Cross multiply
    4,188.43x = 6,282.60 × 1,025.91
  4. Step 4: Simplify right side
    4,188.43x = 6,445,350.75
  5. Step 5: Solve for x
    x = 6,445,350.75/4,188.43
  6. Step 6: Final answer
    x = 1,538.85

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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.