Home / 8,928.09-13,393.35-3,732.75

Finding the Fourth Proportional to 8,928.09, 13,393.35 and 3,732.75

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Solution

The fourth proportional to 8,928.09, 13,393.35 and 3,732.75 is: 5,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.09 : 13,393.35 = 3,732.75 : x
  2. Step 2: Convert to fraction form
    8,928.09/13,393.35 = 3,732.75/x
  3. Step 3: Cross multiply
    8,928.09x = 13,393.35 × 3,732.75
  4. Step 4: Simplify right side
    8,928.09x = 49,994,027.21
  5. Step 5: Solve for x
    x = 49,994,027.21/8,928.09
  6. Step 6: Final answer
    x = 5,599.63

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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.