Home / 9,618.45-14,429.70-3,045.30

Finding the Fourth Proportional to 9,618.45, 14,429.70 and 3,045.30

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Solution

The fourth proportional to 9,618.45, 14,429.70 and 3,045.30 is: 4,568.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.45 : 14,429.70 = 3,045.30 : x
  2. Step 2: Convert to fraction form
    9,618.45/14,429.70 = 3,045.30/x
  3. Step 3: Cross multiply
    9,618.45x = 14,429.70 × 3,045.30
  4. Step 4: Simplify right side
    9,618.45x = 43,942,765.41
  5. Step 5: Solve for x
    x = 43,942,765.41/9,618.45
  6. Step 6: Final answer
    x = 4,568.59

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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.