Home / 8,928.49-13,393.73-3,663.29

Finding the Fourth Proportional to 8,928.49, 13,393.73 and 3,663.29

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Solution

The fourth proportional to 8,928.49, 13,393.73 and 3,663.29 is: 5,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.49 : 13,393.73 = 3,663.29 : x
  2. Step 2: Convert to fraction form
    8,928.49/13,393.73 = 3,663.29/x
  3. Step 3: Cross multiply
    8,928.49x = 13,393.73 × 3,663.29
  4. Step 4: Simplify right side
    8,928.49x = 49,065,059.36
  5. Step 5: Solve for x
    x = 49,065,059.36/8,928.49
  6. Step 6: Final answer
    x = 5,495.34

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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.