Home / 5,507.69-7,601.21-3,270.11

Finding the Fourth Proportional to 5,507.69, 7,601.21 and 3,270.11

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Solution

The fourth proportional to 5,507.69, 7,601.21 and 3,270.11 is: 4,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.69 : 7,601.21 = 3,270.11 : x
  2. Step 2: Convert to fraction form
    5,507.69/7,601.21 = 3,270.11/x
  3. Step 3: Cross multiply
    5,507.69x = 7,601.21 × 3,270.11
  4. Step 4: Simplify right side
    5,507.69x = 24,856,776.48
  5. Step 5: Solve for x
    x = 24,856,776.48/5,507.69
  6. Step 6: Final answer
    x = 4,513.11

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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.