Home / 7,430.24-11,150.81-5,986.82

Finding the Fourth Proportional to 7,430.24, 11,150.81 and 5,986.82

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Solution

The fourth proportional to 7,430.24, 11,150.81 and 5,986.82 is: 8,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.24 : 11,150.81 = 5,986.82 : x
  2. Step 2: Convert to fraction form
    7,430.24/11,150.81 = 5,986.82/x
  3. Step 3: Cross multiply
    7,430.24x = 11,150.81 × 5,986.82
  4. Step 4: Simplify right side
    7,430.24x = 66,757,892.32
  5. Step 5: Solve for x
    x = 66,757,892.32/7,430.24
  6. Step 6: Final answer
    x = 8,984.62

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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.