Home / 8,923.57-13,385.66-3,379.52

Finding the Fourth Proportional to 8,923.57, 13,385.66 and 3,379.52

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Solution

The fourth proportional to 8,923.57, 13,385.66 and 3,379.52 is: 5,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.57 : 13,385.66 = 3,379.52 : x
  2. Step 2: Convert to fraction form
    8,923.57/13,385.66 = 3,379.52/x
  3. Step 3: Cross multiply
    8,923.57x = 13,385.66 × 3,379.52
  4. Step 4: Simplify right side
    8,923.57x = 45,237,122.25
  5. Step 5: Solve for x
    x = 45,237,122.25/8,923.57
  6. Step 6: Final answer
    x = 5,069.40

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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.