Home / 6,832.96-9,428.40-3,848.21

Finding the Fourth Proportional to 6,832.96, 9,428.40 and 3,848.21

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Solution

The fourth proportional to 6,832.96, 9,428.40 and 3,848.21 is: 5,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,832.96 : 9,428.40 = 3,848.21 : x
  2. Step 2: Convert to fraction form
    6,832.96/9,428.40 = 3,848.21/x
  3. Step 3: Cross multiply
    6,832.96x = 9,428.40 × 3,848.21
  4. Step 4: Simplify right side
    6,832.96x = 36,282,451.38
  5. Step 5: Solve for x
    x = 36,282,451.38/6,832.96
  6. Step 6: Final answer
    x = 5,309.92

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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.