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Finding the Fourth Proportional to 7,662.94, 11,486.24 and 4,368.94

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Solution

The fourth proportional to 7,662.94, 11,486.24 and 4,368.94 is: 6,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.94 : 11,486.24 = 4,368.94 : x
  2. Step 2: Convert to fraction form
    7,662.94/11,486.24 = 4,368.94/x
  3. Step 3: Cross multiply
    7,662.94x = 11,486.24 × 4,368.94
  4. Step 4: Simplify right side
    7,662.94x = 50,182,693.39
  5. Step 5: Solve for x
    x = 50,182,693.39/7,662.94
  6. Step 6: Final answer
    x = 6,548.75

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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.