Home / 8,923.35-13,385.16-3,379.32

Finding the Fourth Proportional to 8,923.35, 13,385.16 and 3,379.32

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Solution

The fourth proportional to 8,923.35, 13,385.16 and 3,379.32 is: 5,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.35 : 13,385.16 = 3,379.32 : x
  2. Step 2: Convert to fraction form
    8,923.35/13,385.16 = 3,379.32/x
  3. Step 3: Cross multiply
    8,923.35x = 13,385.16 × 3,379.32
  4. Step 4: Simplify right side
    8,923.35x = 45,232,738.89
  5. Step 5: Solve for x
    x = 45,232,738.89/8,923.35
  6. Step 6: Final answer
    x = 5,069.03

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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.