Home / 7,334.38-11,000.42-2,653.66

Finding the Fourth Proportional to 7,334.38, 11,000.42 and 2,653.66

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Solution

The fourth proportional to 7,334.38, 11,000.42 and 2,653.66 is: 3,980.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.38 : 11,000.42 = 2,653.66 : x
  2. Step 2: Convert to fraction form
    7,334.38/11,000.42 = 2,653.66/x
  3. Step 3: Cross multiply
    7,334.38x = 11,000.42 × 2,653.66
  4. Step 4: Simplify right side
    7,334.38x = 29,191,374.54
  5. Step 5: Solve for x
    x = 29,191,374.54/7,334.38
  6. Step 6: Final answer
    x = 3,980.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.