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Finding the Fourth Proportional to 5,739.33, 8,610.53 and 4,573.74

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Solution

The fourth proportional to 5,739.33, 8,610.53 and 4,573.74 is: 6,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.33 : 8,610.53 = 4,573.74 : x
  2. Step 2: Convert to fraction form
    5,739.33/8,610.53 = 4,573.74/x
  3. Step 3: Cross multiply
    5,739.33x = 8,610.53 × 4,573.74
  4. Step 4: Simplify right side
    5,739.33x = 39,382,323.55
  5. Step 5: Solve for x
    x = 39,382,323.55/5,739.33
  6. Step 6: Final answer
    x = 6,861.83

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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.