Home / 7,353.90-11,032.67-3,453.75

Finding the Fourth Proportional to 7,353.90, 11,032.67 and 3,453.75

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Solution

The fourth proportional to 7,353.90, 11,032.67 and 3,453.75 is: 5,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.90 : 11,032.67 = 3,453.75 : x
  2. Step 2: Convert to fraction form
    7,353.90/11,032.67 = 3,453.75/x
  3. Step 3: Cross multiply
    7,353.90x = 11,032.67 × 3,453.75
  4. Step 4: Simplify right side
    7,353.90x = 38,104,084.01
  5. Step 5: Solve for x
    x = 38,104,084.01/7,353.90
  6. Step 6: Final answer
    x = 5,181.48

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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.