Home / 9,234.95-12,745.29-5,201.81

Finding the Fourth Proportional to 9,234.95, 12,745.29 and 5,201.81

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Solution

The fourth proportional to 9,234.95, 12,745.29 and 5,201.81 is: 7,179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.95 : 12,745.29 = 5,201.81 : x
  2. Step 2: Convert to fraction form
    9,234.95/12,745.29 = 5,201.81/x
  3. Step 3: Cross multiply
    9,234.95x = 12,745.29 × 5,201.81
  4. Step 4: Simplify right side
    9,234.95x = 66,298,513.25
  5. Step 5: Solve for x
    x = 66,298,513.25/9,234.95
  6. Step 6: Final answer
    x = 7,179.09

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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.