Home / 4,019.25-6,026.28-1,678.63

Finding the Fourth Proportional to 4,019.25, 6,026.28 and 1,678.63

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Solution

The fourth proportional to 4,019.25, 6,026.28 and 1,678.63 is: 2,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.25 : 6,026.28 = 1,678.63 : x
  2. Step 2: Convert to fraction form
    4,019.25/6,026.28 = 1,678.63/x
  3. Step 3: Cross multiply
    4,019.25x = 6,026.28 × 1,678.63
  4. Step 4: Simplify right side
    4,019.25x = 10,115,898.34
  5. Step 5: Solve for x
    x = 10,115,898.34/4,019.25
  6. Step 6: Final answer
    x = 2,516.86

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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.