Home / 8,285.08-11,433.08-4,745.80

Finding the Fourth Proportional to 8,285.08, 11,433.08 and 4,745.80

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Solution

The fourth proportional to 8,285.08, 11,433.08 and 4,745.80 is: 6,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.08 : 11,433.08 = 4,745.80 : x
  2. Step 2: Convert to fraction form
    8,285.08/11,433.08 = 4,745.80/x
  3. Step 3: Cross multiply
    8,285.08x = 11,433.08 × 4,745.80
  4. Step 4: Simplify right side
    8,285.08x = 54,259,111.06
  5. Step 5: Solve for x
    x = 54,259,111.06/8,285.08
  6. Step 6: Final answer
    x = 6,549.01

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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.