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Finding the Fourth Proportional to 4,760.98, 6,564.02 and 3,079.42

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Solution

The fourth proportional to 4,760.98, 6,564.02 and 3,079.42 is: 4,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.98 : 6,564.02 = 3,079.42 : x
  2. Step 2: Convert to fraction form
    4,760.98/6,564.02 = 3,079.42/x
  3. Step 3: Cross multiply
    4,760.98x = 6,564.02 × 3,079.42
  4. Step 4: Simplify right side
    4,760.98x = 20,213,374.47
  5. Step 5: Solve for x
    x = 20,213,374.47/4,760.98
  6. Step 6: Final answer
    x = 4,245.63

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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.