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Finding the Fourth Proportional to 4,885.48, 7,324.10 and 1,596.78

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Solution

The fourth proportional to 4,885.48, 7,324.10 and 1,596.78 is: 2,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.48 : 7,324.10 = 1,596.78 : x
  2. Step 2: Convert to fraction form
    4,885.48/7,324.10 = 1,596.78/x
  3. Step 3: Cross multiply
    4,885.48x = 7,324.10 × 1,596.78
  4. Step 4: Simplify right side
    4,885.48x = 11,694,976.40
  5. Step 5: Solve for x
    x = 11,694,976.40/4,885.48
  6. Step 6: Final answer
    x = 2,393.82

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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.