Home / 5,427.65-8,146.94-3,667.12

Finding the Fourth Proportional to 5,427.65, 8,146.94 and 3,667.12

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Solution

The fourth proportional to 5,427.65, 8,146.94 and 3,667.12 is: 5,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.65 : 8,146.94 = 3,667.12 : x
  2. Step 2: Convert to fraction form
    5,427.65/8,146.94 = 3,667.12/x
  3. Step 3: Cross multiply
    5,427.65x = 8,146.94 × 3,667.12
  4. Step 4: Simplify right side
    5,427.65x = 29,875,806.61
  5. Step 5: Solve for x
    x = 29,875,806.61/5,427.65
  6. Step 6: Final answer
    x = 5,504.37

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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.