Home / 9,819.81-14,732.15-3,246.12

Finding the Fourth Proportional to 9,819.81, 14,732.15 and 3,246.12

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Solution

The fourth proportional to 9,819.81, 14,732.15 and 3,246.12 is: 4,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.81 : 14,732.15 = 3,246.12 : x
  2. Step 2: Convert to fraction form
    9,819.81/14,732.15 = 3,246.12/x
  3. Step 3: Cross multiply
    9,819.81x = 14,732.15 × 3,246.12
  4. Step 4: Simplify right side
    9,819.81x = 47,822,310.53
  5. Step 5: Solve for x
    x = 47,822,310.53/9,819.81
  6. Step 6: Final answer
    x = 4,869.98

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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.