Home / 9,185.09-13,770.70-4,740.83

Finding the Fourth Proportional to 9,185.09, 13,770.70 and 4,740.83

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Solution

The fourth proportional to 9,185.09, 13,770.70 and 4,740.83 is: 7,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.09 : 13,770.70 = 4,740.83 : x
  2. Step 2: Convert to fraction form
    9,185.09/13,770.70 = 4,740.83/x
  3. Step 3: Cross multiply
    9,185.09x = 13,770.70 × 4,740.83
  4. Step 4: Simplify right side
    9,185.09x = 65,284,492.90
  5. Step 5: Solve for x
    x = 65,284,492.90/9,185.09
  6. Step 6: Final answer
    x = 7,107.66

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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.