Home / 7,347.82-11,009.96-6,601.80

Finding the Fourth Proportional to 7,347.82, 11,009.96 and 6,601.80

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Solution

The fourth proportional to 7,347.82, 11,009.96 and 6,601.80 is: 9,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.82 : 11,009.96 = 6,601.80 : x
  2. Step 2: Convert to fraction form
    7,347.82/11,009.96 = 6,601.80/x
  3. Step 3: Cross multiply
    7,347.82x = 11,009.96 × 6,601.80
  4. Step 4: Simplify right side
    7,347.82x = 72,685,553.93
  5. Step 5: Solve for x
    x = 72,685,553.93/7,347.82
  6. Step 6: Final answer
    x = 9,892.13

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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.