Home / 6,919.92-10,363.14-4,842

Finding the Fourth Proportional to 6,919.92, 10,363.14 and 4,842

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Solution

The fourth proportional to 6,919.92, 10,363.14 and 4,842 is: 7,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.92 : 10,363.14 = 4,842 : x
  2. Step 2: Convert to fraction form
    6,919.92/10,363.14 = 4,842/x
  3. Step 3: Cross multiply
    6,919.92x = 10,363.14 × 4,842
  4. Step 4: Simplify right side
    6,919.92x = 50,178,323.88
  5. Step 5: Solve for x
    x = 50,178,323.88/6,919.92
  6. Step 6: Final answer
    x = 7,251.29

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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.