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Finding the Fourth Proportional to 11,043.92, 15,240.93 and 6,008.19

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Solution

The fourth proportional to 11,043.92, 15,240.93 and 6,008.19 is: 8,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.92 : 15,240.93 = 6,008.19 : x
  2. Step 2: Convert to fraction form
    11,043.92/15,240.93 = 6,008.19/x
  3. Step 3: Cross multiply
    11,043.92x = 15,240.93 × 6,008.19
  4. Step 4: Simplify right side
    11,043.92x = 91,570,323.53
  5. Step 5: Solve for x
    x = 91,570,323.53/11,043.92
  6. Step 6: Final answer
    x = 8,291.47

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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.