Home / 9,450.88-13,040.62-5,471.30

Finding the Fourth Proportional to 9,450.88, 13,040.62 and 5,471.30

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Solution

The fourth proportional to 9,450.88, 13,040.62 and 5,471.30 is: 7,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.88 : 13,040.62 = 5,471.30 : x
  2. Step 2: Convert to fraction form
    9,450.88/13,040.62 = 5,471.30/x
  3. Step 3: Cross multiply
    9,450.88x = 13,040.62 × 5,471.30
  4. Step 4: Simplify right side
    9,450.88x = 71,349,163.13
  5. Step 5: Solve for x
    x = 71,349,163.13/9,450.88
  6. Step 6: Final answer
    x = 7,549.47

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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.