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Finding the Fourth Proportional to 3,064.26, 4,596.38 and 755.76

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Solution

The fourth proportional to 3,064.26, 4,596.38 and 755.76 is: 1,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.26 : 4,596.38 = 755.76 : x
  2. Step 2: Convert to fraction form
    3,064.26/4,596.38 = 755.76/x
  3. Step 3: Cross multiply
    3,064.26x = 4,596.38 × 755.76
  4. Step 4: Simplify right side
    3,064.26x = 3,473,760.15
  5. Step 5: Solve for x
    x = 3,473,760.15/3,064.26
  6. Step 6: Final answer
    x = 1,133.64

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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.