Home / 6,740.33-9,301.44-3,907.76

Finding the Fourth Proportional to 6,740.33, 9,301.44 and 3,907.76

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Solution

The fourth proportional to 6,740.33, 9,301.44 and 3,907.76 is: 5,392.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.33 : 9,301.44 = 3,907.76 : x
  2. Step 2: Convert to fraction form
    6,740.33/9,301.44 = 3,907.76/x
  3. Step 3: Cross multiply
    6,740.33x = 9,301.44 × 3,907.76
  4. Step 4: Simplify right side
    6,740.33x = 36,347,748.67
  5. Step 5: Solve for x
    x = 36,347,748.67/6,740.33
  6. Step 6: Final answer
    x = 5,392.58

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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.