Home / 7,663.08-11,485.37-3,963.34

Finding the Fourth Proportional to 7,663.08, 11,485.37 and 3,963.34

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Solution

The fourth proportional to 7,663.08, 11,485.37 and 3,963.34 is: 5,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.08 : 11,485.37 = 3,963.34 : x
  2. Step 2: Convert to fraction form
    7,663.08/11,485.37 = 3,963.34/x
  3. Step 3: Cross multiply
    7,663.08x = 11,485.37 × 3,963.34
  4. Step 4: Simplify right side
    7,663.08x = 45,520,426.34
  5. Step 5: Solve for x
    x = 45,520,426.34/7,663.08
  6. Step 6: Final answer
    x = 5,940.23

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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.