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Finding the Fourth Proportional to 11,045.67, 15,242.86 and 6,009.94

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Solution

The fourth proportional to 11,045.67, 15,242.86 and 6,009.94 is: 8,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.67 : 15,242.86 = 6,009.94 : x
  2. Step 2: Convert to fraction form
    11,045.67/15,242.86 = 6,009.94/x
  3. Step 3: Cross multiply
    11,045.67x = 15,242.86 × 6,009.94
  4. Step 4: Simplify right side
    11,045.67x = 91,608,674.03
  5. Step 5: Solve for x
    x = 91,608,674.03/11,045.67
  6. Step 6: Final answer
    x = 8,293.63

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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.