Home / 4,025.29-6,038.75-1,428.43

Finding the Fourth Proportional to 4,025.29, 6,038.75 and 1,428.43

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Solution

The fourth proportional to 4,025.29, 6,038.75 and 1,428.43 is: 2,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.29 : 6,038.75 = 1,428.43 : x
  2. Step 2: Convert to fraction form
    4,025.29/6,038.75 = 1,428.43/x
  3. Step 3: Cross multiply
    4,025.29x = 6,038.75 × 1,428.43
  4. Step 4: Simplify right side
    4,025.29x = 8,625,931.66
  5. Step 5: Solve for x
    x = 8,625,931.66/4,025.29
  6. Step 6: Final answer
    x = 2,142.93

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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.