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Finding the Fourth Proportional to 5,945.99, 8,918.98 and 2,437.64

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Solution

The fourth proportional to 5,945.99, 8,918.98 and 2,437.64 is: 3,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.99 : 8,918.98 = 2,437.64 : x
  2. Step 2: Convert to fraction form
    5,945.99/8,918.98 = 2,437.64/x
  3. Step 3: Cross multiply
    5,945.99x = 8,918.98 × 2,437.64
  4. Step 4: Simplify right side
    5,945.99x = 21,741,262.41
  5. Step 5: Solve for x
    x = 21,741,262.41/5,945.99
  6. Step 6: Final answer
    x = 3,656.46

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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.