Home / 7,383.02-10,188.42-4,238.96

Finding the Fourth Proportional to 7,383.02, 10,188.42 and 4,238.96

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Solution

The fourth proportional to 7,383.02, 10,188.42 and 4,238.96 is: 5,849.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.02 : 10,188.42 = 4,238.96 : x
  2. Step 2: Convert to fraction form
    7,383.02/10,188.42 = 4,238.96/x
  3. Step 3: Cross multiply
    7,383.02x = 10,188.42 × 4,238.96
  4. Step 4: Simplify right side
    7,383.02x = 43,188,304.84
  5. Step 5: Solve for x
    x = 43,188,304.84/7,383.02
  6. Step 6: Final answer
    x = 5,849.68

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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.