Home / 4,025.45-6,038.21-1,103.75

Finding the Fourth Proportional to 4,025.45, 6,038.21 and 1,103.75

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Solution

The fourth proportional to 4,025.45, 6,038.21 and 1,103.75 is: 1,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.45 : 6,038.21 = 1,103.75 : x
  2. Step 2: Convert to fraction form
    4,025.45/6,038.21 = 1,103.75/x
  3. Step 3: Cross multiply
    4,025.45x = 6,038.21 × 1,103.75
  4. Step 4: Simplify right side
    4,025.45x = 6,664,656.43
  5. Step 5: Solve for x
    x = 6,664,656.43/4,025.45
  6. Step 6: Final answer
    x = 1,655.63

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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.