Home / 7,489.80-11,234.70-4,373.33

Finding the Fourth Proportional to 7,489.80, 11,234.70 and 4,373.33

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Solution

The fourth proportional to 7,489.80, 11,234.70 and 4,373.33 is: 6,559.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.80 : 11,234.70 = 4,373.33 : x
  2. Step 2: Convert to fraction form
    7,489.80/11,234.70 = 4,373.33/x
  3. Step 3: Cross multiply
    7,489.80x = 11,234.70 × 4,373.33
  4. Step 4: Simplify right side
    7,489.80x = 49,132,994.38
  5. Step 5: Solve for x
    x = 49,132,994.38/7,489.80
  6. Step 6: Final answer
    x = 6,559.99

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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.