Home / 9,145.45-13,708.75-3,596.54

Finding the Fourth Proportional to 9,145.45, 13,708.75 and 3,596.54

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Solution

The fourth proportional to 9,145.45, 13,708.75 and 3,596.54 is: 5,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.45 : 13,708.75 = 3,596.54 : x
  2. Step 2: Convert to fraction form
    9,145.45/13,708.75 = 3,596.54/x
  3. Step 3: Cross multiply
    9,145.45x = 13,708.75 × 3,596.54
  4. Step 4: Simplify right side
    9,145.45x = 49,304,084.16
  5. Step 5: Solve for x
    x = 49,304,084.16/9,145.45
  6. Step 6: Final answer
    x = 5,391.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.