Home / 9,399.08-14,079.18-5,491.72

Finding the Fourth Proportional to 9,399.08, 14,079.18 and 5,491.72

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Solution

The fourth proportional to 9,399.08, 14,079.18 and 5,491.72 is: 8,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.08 : 14,079.18 = 5,491.72 : x
  2. Step 2: Convert to fraction form
    9,399.08/14,079.18 = 5,491.72/x
  3. Step 3: Cross multiply
    9,399.08x = 14,079.18 × 5,491.72
  4. Step 4: Simplify right side
    9,399.08x = 77,318,914.39
  5. Step 5: Solve for x
    x = 77,318,914.39/9,399.08
  6. Step 6: Final answer
    x = 8,226.22

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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.