Home / 6,992.08-9,648.96-3,848.40

Finding the Fourth Proportional to 6,992.08, 9,648.96 and 3,848.40

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Solution

The fourth proportional to 6,992.08, 9,648.96 and 3,848.40 is: 5,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.08 : 9,648.96 = 3,848.40 : x
  2. Step 2: Convert to fraction form
    6,992.08/9,648.96 = 3,848.40/x
  3. Step 3: Cross multiply
    6,992.08x = 9,648.96 × 3,848.40
  4. Step 4: Simplify right side
    6,992.08x = 37,133,057.66
  5. Step 5: Solve for x
    x = 37,133,057.66/6,992.08
  6. Step 6: Final answer
    x = 5,310.73

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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.