Home / 11,928.48-16,461.24-6,551.02

Finding the Fourth Proportional to 11,928.48, 16,461.24 and 6,551.02

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Solution

The fourth proportional to 11,928.48, 16,461.24 and 6,551.02 is: 9,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.48 : 16,461.24 = 6,551.02 : x
  2. Step 2: Convert to fraction form
    11,928.48/16,461.24 = 6,551.02/x
  3. Step 3: Cross multiply
    11,928.48x = 16,461.24 × 6,551.02
  4. Step 4: Simplify right side
    11,928.48x = 107,837,912.46
  5. Step 5: Solve for x
    x = 107,837,912.46/11,928.48
  6. Step 6: Final answer
    x = 9,040.37

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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.