Home / 9,441.29-13,028.81-5,192.43

Finding the Fourth Proportional to 9,441.29, 13,028.81 and 5,192.43

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Solution

The fourth proportional to 9,441.29, 13,028.81 and 5,192.43 is: 7,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.29 : 13,028.81 = 5,192.43 : x
  2. Step 2: Convert to fraction form
    9,441.29/13,028.81 = 5,192.43/x
  3. Step 3: Cross multiply
    9,441.29x = 13,028.81 × 5,192.43
  4. Step 4: Simplify right side
    9,441.29x = 67,651,157.95
  5. Step 5: Solve for x
    x = 67,651,157.95/9,441.29
  6. Step 6: Final answer
    x = 7,165.46

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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.