Home / 9,366.32-14,045.02-2,790.20

Finding the Fourth Proportional to 9,366.32, 14,045.02 and 2,790.20

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Solution

The fourth proportional to 9,366.32, 14,045.02 and 2,790.20 is: 4,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.32 : 14,045.02 = 2,790.20 : x
  2. Step 2: Convert to fraction form
    9,366.32/14,045.02 = 2,790.20/x
  3. Step 3: Cross multiply
    9,366.32x = 14,045.02 × 2,790.20
  4. Step 4: Simplify right side
    9,366.32x = 39,188,414.80
  5. Step 5: Solve for x
    x = 39,188,414.80/9,366.32
  6. Step 6: Final answer
    x = 4,183.97

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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.