Home / 5,327.91-7,991.87-4,365.63

Finding the Fourth Proportional to 5,327.91, 7,991.87 and 4,365.63

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Solution

The fourth proportional to 5,327.91, 7,991.87 and 4,365.63 is: 6,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.91 : 7,991.87 = 4,365.63 : x
  2. Step 2: Convert to fraction form
    5,327.91/7,991.87 = 4,365.63/x
  3. Step 3: Cross multiply
    5,327.91x = 7,991.87 × 4,365.63
  4. Step 4: Simplify right side
    5,327.91x = 34,889,525.60
  5. Step 5: Solve for x
    x = 34,889,525.60/5,327.91
  6. Step 6: Final answer
    x = 6,548.45

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Similar ratio
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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.