Home / 9,438.92-13,026.32-5,247.16

Finding the Fourth Proportional to 9,438.92, 13,026.32 and 5,247.16

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Solution

The fourth proportional to 9,438.92, 13,026.32 and 5,247.16 is: 7,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.92 : 13,026.32 = 5,247.16 : x
  2. Step 2: Convert to fraction form
    9,438.92/13,026.32 = 5,247.16/x
  3. Step 3: Cross multiply
    9,438.92x = 13,026.32 × 5,247.16
  4. Step 4: Simplify right side
    9,438.92x = 68,351,185.25
  5. Step 5: Solve for x
    x = 68,351,185.25/9,438.92
  6. Step 6: Final answer
    x = 7,241.42

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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.