Home / 7,665.43-11,500.46-2,735.45

Finding the Fourth Proportional to 7,665.43, 11,500.46 and 2,735.45

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Solution

The fourth proportional to 7,665.43, 11,500.46 and 2,735.45 is: 4,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.43 : 11,500.46 = 2,735.45 : x
  2. Step 2: Convert to fraction form
    7,665.43/11,500.46 = 2,735.45/x
  3. Step 3: Cross multiply
    7,665.43x = 11,500.46 × 2,735.45
  4. Step 4: Simplify right side
    7,665.43x = 31,458,933.31
  5. Step 5: Solve for x
    x = 31,458,933.31/7,665.43
  6. Step 6: Final answer
    x = 4,104.00

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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.