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Finding the Fourth Proportional to 7,026.75, 9,696.92 and 4,232.79

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Solution

The fourth proportional to 7,026.75, 9,696.92 and 4,232.79 is: 5,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.75 : 9,696.92 = 4,232.79 : x
  2. Step 2: Convert to fraction form
    7,026.75/9,696.92 = 4,232.79/x
  3. Step 3: Cross multiply
    7,026.75x = 9,696.92 × 4,232.79
  4. Step 4: Simplify right side
    7,026.75x = 41,045,004.84
  5. Step 5: Solve for x
    x = 41,045,004.84/7,026.75
  6. Step 6: Final answer
    x = 5,841.25

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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.