Home / 5,504.81-7,596.40-3,147.11

Finding the Fourth Proportional to 5,504.81, 7,596.40 and 3,147.11

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Solution

The fourth proportional to 5,504.81, 7,596.40 and 3,147.11 is: 4,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.81 : 7,596.40 = 3,147.11 : x
  2. Step 2: Convert to fraction form
    5,504.81/7,596.40 = 3,147.11/x
  3. Step 3: Cross multiply
    5,504.81x = 7,596.40 × 3,147.11
  4. Step 4: Simplify right side
    5,504.81x = 23,906,652.69
  5. Step 5: Solve for x
    x = 23,906,652.69/5,504.81
  6. Step 6: Final answer
    x = 4,342.87

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Half 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.