Home / 5,548.02-7,656.69-3,190.92

Finding the Fourth Proportional to 5,548.02, 7,656.69 and 3,190.92

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Solution

The fourth proportional to 5,548.02, 7,656.69 and 3,190.92 is: 4,403.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.02 : 7,656.69 = 3,190.92 : x
  2. Step 2: Convert to fraction form
    5,548.02/7,656.69 = 3,190.92/x
  3. Step 3: Cross multiply
    5,548.02x = 7,656.69 × 3,190.92
  4. Step 4: Simplify right side
    5,548.02x = 24,431,885.25
  5. Step 5: Solve for x
    x = 24,431,885.25/5,548.02
  6. Step 6: Final answer
    x = 4,403.71

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.