Home / 4,363.20-6,547.68-3,211.68

Finding the Fourth Proportional to 4,363.20, 6,547.68 and 3,211.68

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Solution

The fourth proportional to 4,363.20, 6,547.68 and 3,211.68 is: 4,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.20 : 6,547.68 = 3,211.68 : x
  2. Step 2: Convert to fraction form
    4,363.20/6,547.68 = 3,211.68/x
  3. Step 3: Cross multiply
    4,363.20x = 6,547.68 × 3,211.68
  4. Step 4: Simplify right side
    4,363.20x = 21,029,052.90
  5. Step 5: Solve for x
    x = 21,029,052.90/4,363.20
  6. Step 6: Final answer
    x = 4,819.64

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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.