Home / 7,459.44-11,190.47-3,711.48

Finding the Fourth Proportional to 7,459.44, 11,190.47 and 3,711.48

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Solution

The fourth proportional to 7,459.44, 11,190.47 and 3,711.48 is: 5,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.44 : 11,190.47 = 3,711.48 : x
  2. Step 2: Convert to fraction form
    7,459.44/11,190.47 = 3,711.48/x
  3. Step 3: Cross multiply
    7,459.44x = 11,190.47 × 3,711.48
  4. Step 4: Simplify right side
    7,459.44x = 41,533,187.04
  5. Step 5: Solve for x
    x = 41,533,187.04/7,459.44
  6. Step 6: Final answer
    x = 5,567.87

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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.