Home / 8,381.75-11,566.37-4,605.43

Finding the Fourth Proportional to 8,381.75, 11,566.37 and 4,605.43

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Solution

The fourth proportional to 8,381.75, 11,566.37 and 4,605.43 is: 6,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.75 : 11,566.37 = 4,605.43 : x
  2. Step 2: Convert to fraction form
    8,381.75/11,566.37 = 4,605.43/x
  3. Step 3: Cross multiply
    8,381.75x = 11,566.37 × 4,605.43
  4. Step 4: Simplify right side
    8,381.75x = 53,268,131.25
  5. Step 5: Solve for x
    x = 53,268,131.25/8,381.75
  6. Step 6: Final answer
    x = 6,355.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.