Home / 9,008.43-13,500.69-4,790.81

Finding the Fourth Proportional to 9,008.43, 13,500.69 and 4,790.81

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Solution

The fourth proportional to 9,008.43, 13,500.69 and 4,790.81 is: 7,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.43 : 13,500.69 = 4,790.81 : x
  2. Step 2: Convert to fraction form
    9,008.43/13,500.69 = 4,790.81/x
  3. Step 3: Cross multiply
    9,008.43x = 13,500.69 × 4,790.81
  4. Step 4: Simplify right side
    9,008.43x = 64,679,240.66
  5. Step 5: Solve for x
    x = 64,679,240.66/9,008.43
  6. Step 6: Final answer
    x = 7,179.86

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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.