Home / 7,571.73-10,449.17-4,214.90

Finding the Fourth Proportional to 7,571.73, 10,449.17 and 4,214.90

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Solution

The fourth proportional to 7,571.73, 10,449.17 and 4,214.90 is: 5,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.73 : 10,449.17 = 4,214.90 : x
  2. Step 2: Convert to fraction form
    7,571.73/10,449.17 = 4,214.90/x
  3. Step 3: Cross multiply
    7,571.73x = 10,449.17 × 4,214.90
  4. Step 4: Simplify right side
    7,571.73x = 44,042,133.31
  5. Step 5: Solve for x
    x = 44,042,133.31/7,571.73
  6. Step 6: Final answer
    x = 5,816.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.