Home / 8,928.92-13,393.62-3,381.23

Finding the Fourth Proportional to 8,928.92, 13,393.62 and 3,381.23

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Solution

The fourth proportional to 8,928.92, 13,393.62 and 3,381.23 is: 5,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.92 : 13,393.62 = 3,381.23 : x
  2. Step 2: Convert to fraction form
    8,928.92/13,393.62 = 3,381.23/x
  3. Step 3: Cross multiply
    8,928.92x = 13,393.62 × 3,381.23
  4. Step 4: Simplify right side
    8,928.92x = 45,286,842.78
  5. Step 5: Solve for x
    x = 45,286,842.78/8,928.92
  6. Step 6: Final answer
    x = 5,071.93

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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.