Home / 7,469.87-10,309.61-4,327.07

Finding the Fourth Proportional to 7,469.87, 10,309.61 and 4,327.07

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Solution

The fourth proportional to 7,469.87, 10,309.61 and 4,327.07 is: 5,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.87 : 10,309.61 = 4,327.07 : x
  2. Step 2: Convert to fraction form
    7,469.87/10,309.61 = 4,327.07/x
  3. Step 3: Cross multiply
    7,469.87x = 10,309.61 × 4,327.07
  4. Step 4: Simplify right side
    7,469.87x = 44,610,363.41
  5. Step 5: Solve for x
    x = 44,610,363.41/7,469.87
  6. Step 6: Final answer
    x = 5,972.04

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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.