Home / 7,040.67-10,539.96-4,258.92

Finding the Fourth Proportional to 7,040.67, 10,539.96 and 4,258.92

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Solution

The fourth proportional to 7,040.67, 10,539.96 and 4,258.92 is: 6,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.67 : 10,539.96 = 4,258.92 : x
  2. Step 2: Convert to fraction form
    7,040.67/10,539.96 = 4,258.92/x
  3. Step 3: Cross multiply
    7,040.67x = 10,539.96 × 4,258.92
  4. Step 4: Simplify right side
    7,040.67x = 44,888,846.44
  5. Step 5: Solve for x
    x = 44,888,846.44/7,040.67
  6. Step 6: Final answer
    x = 6,375.65

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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.