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Finding the Fourth Proportional to 5,749.02, 8,610.69 and 4,999.02

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Solution

The fourth proportional to 5,749.02, 8,610.69 and 4,999.02 is: 7,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.02 : 8,610.69 = 4,999.02 : x
  2. Step 2: Convert to fraction form
    5,749.02/8,610.69 = 4,999.02/x
  3. Step 3: Cross multiply
    5,749.02x = 8,610.69 × 4,999.02
  4. Step 4: Simplify right side
    5,749.02x = 43,045,011.52
  5. Step 5: Solve for x
    x = 43,045,011.52/5,749.02
  6. Step 6: Final answer
    x = 7,487.37

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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.