Home / 9,399.07-14,082.20-8,382.11

Finding the Fourth Proportional to 9,399.07, 14,082.20 and 8,382.11

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Solution

The fourth proportional to 9,399.07, 14,082.20 and 8,382.11 is: 12,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.07 : 14,082.20 = 8,382.11 : x
  2. Step 2: Convert to fraction form
    9,399.07/14,082.20 = 8,382.11/x
  3. Step 3: Cross multiply
    9,399.07x = 14,082.20 × 8,382.11
  4. Step 4: Simplify right side
    9,399.07x = 118,038,507.53
  5. Step 5: Solve for x
    x = 118,038,507.53/9,399.07
  6. Step 6: Final answer
    x = 12,558.54

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1.5x scale

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.