Home / 4,026.18-6,039.26-1,428.50

Finding the Fourth Proportional to 4,026.18, 6,039.26 and 1,428.50

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Solution

The fourth proportional to 4,026.18, 6,039.26 and 1,428.50 is: 2,142.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.18 : 6,039.26 = 1,428.50 : x
  2. Step 2: Convert to fraction form
    4,026.18/6,039.26 = 1,428.50/x
  3. Step 3: Cross multiply
    4,026.18x = 6,039.26 × 1,428.50
  4. Step 4: Simplify right side
    4,026.18x = 8,627,082.91
  5. Step 5: Solve for x
    x = 8,627,082.91/4,026.18
  6. Step 6: Final answer
    x = 2,142.75

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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.