Home / 6,538.72-9,822.96-3,943.36

Finding the Fourth Proportional to 6,538.72, 9,822.96 and 3,943.36

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Solution

The fourth proportional to 6,538.72, 9,822.96 and 3,943.36 is: 5,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.72 : 9,822.96 = 3,943.36 : x
  2. Step 2: Convert to fraction form
    6,538.72/9,822.96 = 3,943.36/x
  3. Step 3: Cross multiply
    6,538.72x = 9,822.96 × 3,943.36
  4. Step 4: Simplify right side
    6,538.72x = 38,735,467.55
  5. Step 5: Solve for x
    x = 38,735,467.55/6,538.72
  6. Step 6: Final answer
    x = 5,924.01

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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.