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Finding the Fourth Proportional to 10,745.56, 14,833.74 and 6,716.08

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Solution

The fourth proportional to 10,745.56, 14,833.74 and 6,716.08 is: 9,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.56 : 14,833.74 = 6,716.08 : x
  2. Step 2: Convert to fraction form
    10,745.56/14,833.74 = 6,716.08/x
  3. Step 3: Cross multiply
    10,745.56x = 14,833.74 × 6,716.08
  4. Step 4: Simplify right side
    10,745.56x = 99,624,584.54
  5. Step 5: Solve for x
    x = 99,624,584.54/10,745.56
  6. Step 6: Final answer
    x = 9,271.23

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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.