Home / 7,338.26-11,010.53-3,830.90

Finding the Fourth Proportional to 7,338.26, 11,010.53 and 3,830.90

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Solution

The fourth proportional to 7,338.26, 11,010.53 and 3,830.90 is: 5,747.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.26 : 11,010.53 = 3,830.90 : x
  2. Step 2: Convert to fraction form
    7,338.26/11,010.53 = 3,830.90/x
  3. Step 3: Cross multiply
    7,338.26x = 11,010.53 × 3,830.90
  4. Step 4: Simplify right side
    7,338.26x = 42,180,193.90
  5. Step 5: Solve for x
    x = 42,180,193.90/7,338.26
  6. Step 6: Final answer
    x = 5,747.98

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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.