Home / 5,327.37-7,973.61-3,921.38

Finding the Fourth Proportional to 5,327.37, 7,973.61 and 3,921.38

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Solution

The fourth proportional to 5,327.37, 7,973.61 and 3,921.38 is: 5,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.37 : 7,973.61 = 3,921.38 : x
  2. Step 2: Convert to fraction form
    5,327.37/7,973.61 = 3,921.38/x
  3. Step 3: Cross multiply
    5,327.37x = 7,973.61 × 3,921.38
  4. Step 4: Simplify right side
    5,327.37x = 31,267,530.11
  5. Step 5: Solve for x
    x = 31,267,530.11/5,327.37
  6. Step 6: Final answer
    x = 5,869.22

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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.