Home / 9,440.18-13,028.13-5,249.06

Finding the Fourth Proportional to 9,440.18, 13,028.13 and 5,249.06

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Solution

The fourth proportional to 9,440.18, 13,028.13 and 5,249.06 is: 7,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.18 : 13,028.13 = 5,249.06 : x
  2. Step 2: Convert to fraction form
    9,440.18/13,028.13 = 5,249.06/x
  3. Step 3: Cross multiply
    9,440.18x = 13,028.13 × 5,249.06
  4. Step 4: Simplify right side
    9,440.18x = 68,385,436.06
  5. Step 5: Solve for x
    x = 68,385,436.06/9,440.18
  6. Step 6: Final answer
    x = 7,244.08

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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.