Home / 3,667.40-5,501.10-3,606.65

Finding the Fourth Proportional to 3,667.40, 5,501.10 and 3,606.65

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Solution

The fourth proportional to 3,667.40, 5,501.10 and 3,606.65 is: 5,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.40 : 5,501.10 = 3,606.65 : x
  2. Step 2: Convert to fraction form
    3,667.40/5,501.10 = 3,606.65/x
  3. Step 3: Cross multiply
    3,667.40x = 5,501.10 × 3,606.65
  4. Step 4: Simplify right side
    3,667.40x = 19,840,542.32
  5. Step 5: Solve for x
    x = 19,840,542.32/3,667.40
  6. Step 6: Final answer
    x = 5,409.98

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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.