Home / 8,928.58-13,392.33-3,996.89

Finding the Fourth Proportional to 8,928.58, 13,392.33 and 3,996.89

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Solution

The fourth proportional to 8,928.58, 13,392.33 and 3,996.89 is: 5,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.58 : 13,392.33 = 3,996.89 : x
  2. Step 2: Convert to fraction form
    8,928.58/13,392.33 = 3,996.89/x
  3. Step 3: Cross multiply
    8,928.58x = 13,392.33 × 3,996.89
  4. Step 4: Simplify right side
    8,928.58x = 53,527,703.33
  5. Step 5: Solve for x
    x = 53,527,703.33/8,928.58
  6. Step 6: Final answer
    x = 5,995.10

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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.