Home / 4,025.63-6,038.96-1,428.59

Finding the Fourth Proportional to 4,025.63, 6,038.96 and 1,428.59

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Solution

The fourth proportional to 4,025.63, 6,038.96 and 1,428.59 is: 2,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.63 : 6,038.96 = 1,428.59 : x
  2. Step 2: Convert to fraction form
    4,025.63/6,038.96 = 1,428.59/x
  3. Step 3: Cross multiply
    4,025.63x = 6,038.96 × 1,428.59
  4. Step 4: Simplify right side
    4,025.63x = 8,627,197.87
  5. Step 5: Solve for x
    x = 8,627,197.87/4,025.63
  6. Step 6: Final answer
    x = 2,143.07

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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.