Home / 9,750.38-13,450.05-5,975.37

Finding the Fourth Proportional to 9,750.38, 13,450.05 and 5,975.37

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Solution

The fourth proportional to 9,750.38, 13,450.05 and 5,975.37 is: 8,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750.38 : 13,450.05 = 5,975.37 : x
  2. Step 2: Convert to fraction form
    9,750.38/13,450.05 = 5,975.37/x
  3. Step 3: Cross multiply
    9,750.38x = 13,450.05 × 5,975.37
  4. Step 4: Simplify right side
    9,750.38x = 80,369,025.27
  5. Step 5: Solve for x
    x = 80,369,025.27/9,750.38
  6. Step 6: Final answer
    x = 8,242.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.