Home / 9,236.02-12,745.77-5,257.43

Finding the Fourth Proportional to 9,236.02, 12,745.77 and 5,257.43

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Solution

The fourth proportional to 9,236.02, 12,745.77 and 5,257.43 is: 7,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.02 : 12,745.77 = 5,257.43 : x
  2. Step 2: Convert to fraction form
    9,236.02/12,745.77 = 5,257.43/x
  3. Step 3: Cross multiply
    9,236.02x = 12,745.77 × 5,257.43
  4. Step 4: Simplify right side
    9,236.02x = 67,009,993.57
  5. Step 5: Solve for x
    x = 67,009,993.57/9,236.02
  6. Step 6: Final answer
    x = 7,255.29

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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.