Home / 7,380.04-10,183.54-4,192.18

Finding the Fourth Proportional to 7,380.04, 10,183.54 and 4,192.18

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Solution

The fourth proportional to 7,380.04, 10,183.54 and 4,192.18 is: 5,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.04 : 10,183.54 = 4,192.18 : x
  2. Step 2: Convert to fraction form
    7,380.04/10,183.54 = 4,192.18/x
  3. Step 3: Cross multiply
    7,380.04x = 10,183.54 × 4,192.18
  4. Step 4: Simplify right side
    7,380.04x = 42,691,232.72
  5. Step 5: Solve for x
    x = 42,691,232.72/7,380.04
  6. Step 6: Final answer
    x = 5,784.69

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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.