Home / 8,105.02-11,184.80-4,749.54

Finding the Fourth Proportional to 8,105.02, 11,184.80 and 4,749.54

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Solution

The fourth proportional to 8,105.02, 11,184.80 and 4,749.54 is: 6,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.02 : 11,184.80 = 4,749.54 : x
  2. Step 2: Convert to fraction form
    8,105.02/11,184.80 = 4,749.54/x
  3. Step 3: Cross multiply
    8,105.02x = 11,184.80 × 4,749.54
  4. Step 4: Simplify right side
    8,105.02x = 53,122,654.99
  5. Step 5: Solve for x
    x = 53,122,654.99/8,105.02
  6. Step 6: Final answer
    x = 6,554.29

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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.